curl https://api.goshippo.com/shipments/ \
  -H "Authorization: ShippoToken <API_TOKEN>" \
  -H "Content-Type: application/json" \
  -d $'{
      "address_to": {
          "name": "Mr Hippo",
          "street1": "965 Mission St #572",
          "city": "San Francisco",
          "state": "CA",
          "zip": "94103",
          "country": "US",
          "phone": "4151234567",
          "email": "mrhippo@shippo.com"
      },
      "address_from": {
          "name": "Mrs Hippo",
          "street1": "1092 Indian Summer Ct",
          "city": "San Jose",
          "state": "CA",
          "zip": "95122",
          "country": "US",
          "phone": "4159876543",
          "email": "mrshippo@shippo.com"
      },
      "parcels": [{
          "length": "10",
          "width": "15",
          "height": "10",
          "distance_unit": "in",
          "weight": "1",
          "mass_unit": "lb"
      }],
      "async": false
  }'

import shippo
from shippo.models import components

s = shippo.Shippo(
    api_key_header='ShippoToken <API_TOKEN>',
    shippo_api_version='2018-02-08',
)


res = s.shipments.create(request=components.ShipmentCreateRequest(
    extra=components.ShipmentExtra(
        accounts_receivable_customer_account=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        appropriation_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        bill_of_lading_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        cod=components.Cod(
            amount='5.5',
            currency='USD',
            payment_method=components.PaymentMethod.CASH,
        ),
        cod_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        customer_reference=components.CustomerReference(
            ref_sort=1,
        ),
        dealer_order_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        dept_number=components.DepartmentNumber(
            ref_sort=3,
        ),
        fda_product_code=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        insurance=components.Insurance(
            amount='5.5',
            currency='USD',
        ),
        invoice_number=components.InvoiceNumber(
            ref_sort=2,
        ),
        manifest_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        model_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        part_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        po_number=components.PoNumber(
            ref_sort=2,
        ),
        production_code=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        purchase_request_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        rma_number=components.RmaNumber(
            ref_sort=1,
        ),
        salesperson_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        serial_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        store_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
        transaction_reference_number=components.UPSReferenceFields(
            prefix='ABC',
            value='value',
            ref_sort=1,
        ),
    ),
    metadata='Customer ID 123456',
    shipment_date='2021-03-22T12:00:00Z',
    address_from=components.AddressCreateRequest(
        name='Shwan Ippotle',
        company='Shippo',
        street1='215 Clayton St.',
        street3='',
        street_no='',
        city='San Francisco',
        state='CA',
        zip='94117',
        country='US',
        phone='+1 555 341 9393',
        email='shippotle@shippo.com',
        is_residential=True,
        metadata='Customer ID 123456',
        validate=True,
    ),
    address_return='d799c2679e644279b59fe661ac8fa488',
    address_to=components.AddressCreateRequest(
        name='Shwan Ippotle',
        company='Shippo',
        street1='215 Clayton St.',
        street3='',
        street_no='',
        city='San Francisco',
        state='CA',
        zip='94117',
        country='US',
        phone='+1 555 341 9393',
        email='shippotle@shippo.com',
        is_residential=True,
        metadata='Customer ID 123456',
        validate=True,
    ),
    customs_declaration=components.CustomsDeclarationCreateRequest(
        b13a_filing_option=components.CustomsDeclarationB13AFilingOptionEnum.FILED_ELECTRONICALLY,
        certify=True,
        certify_signer='Shawn Ippotle',
        contents_explanation='T-Shirt purchase',
        duties_payor=components.DutiesPayor(
            account='2323434543',
            type=components.CustomsDeclarationCreateRequestType.THIRD_PARTY,
            address=components.CustomsDeclarationCreateRequestAddress(
                name='Patrick Kavanagh',
                zip='80331',
                country='DE',
            ),
        ),
        exporter_identification=components.CustomsExporterIdentification(
            eori_number='PL123456790ABCDE',
            tax_id=components.CustomsTaxIdentification(
                number='123456789',
                type=components.CustomsTaxIdentificationType.EIN,
            ),
        ),
        invoice='#123123',
        metadata='Order ID #123123',
        address_importer=components.AddressImporter(
            name='Shwan Ippotle',
            company='Shippo',
            street1='Blumenstraße',
            street3='',
            street_no='22',
            city='München',
            state='CA',
            zip='80331',
            country='DE',
            phone='80331',
            email='shippotle@shippo.com',
            is_residential=True,
        ),
        contents_type=components.CustomsDeclarationContentsTypeEnum.MERCHANDISE,
        eel_pfc=components.CustomsDeclarationEelPfcEnum.NOEEI_30_37_A,
        incoterm=components.CustomsDeclarationIncotermEnum.DDP,
        items=[
            components.CustomsItemCreateRequest(
                description='T-Shirt',
                mass_unit=components.WeightUnitEnum.LB,
                metadata='Order ID "123454"',
                net_weight='5',
                origin_country='<value>',
                quantity=20,
                sku_code='HM-123',
                hs_code='0901.21',
                value_amount='200',
                value_currency='USD',
            ),
        ],
        non_delivery_option=components.CustomsDeclarationNonDeliveryOptionEnum.RETURN,
        test=True,
    ),
    carrier_accounts=[
        '065a4a8c10d24a34ab932163a1b87f52',
        '73f706f4bdb94b54a337563840ce52b0',
    ],
    parcels=[
        '<value>',
        components.ParcelCreateRequest(
            extra=components.ParcelExtra(
                cod=components.Cod(
                    amount='5.5',
                    currency='USD',
                    payment_method=components.PaymentMethod.CASH,
                ),
                insurance=components.ParcelInsurance(
                    amount='5.5',
                    content='Laptop',
                    currency='USD',
                    provider=components.ParcelInsuranceProvider.UPS,
                ),
            ),
            metadata='Customer ID 123456',
            mass_unit=components.WeightUnitEnum.LB,
            weight='1',
            distance_unit=components.DistanceUnitEnum.IN,
            height='1',
            length='1',
            width='1',
        ),
        components.ParcelCreateRequest(
            extra=components.ParcelExtra(
                cod=components.Cod(
                    amount='5.5',
                    currency='USD',
                    payment_method=components.PaymentMethod.CASH,
                ),
                insurance=components.ParcelInsurance(
                    amount='5.5',
                    content='Laptop',
                    currency='USD',
                    provider=components.ParcelInsuranceProvider.UPS,
                ),
            ),
            metadata='Customer ID 123456',
            mass_unit=components.WeightUnitEnum.LB,
            weight='1',
            distance_unit=components.DistanceUnitEnum.IN,
            height='1',
            length='1',
            width='1',
        ),
    ],
))

if res is not None:
    # handle response
    pass

import { Shippo } from "shippo";

const shippo = new Shippo({
  apiKeyHeader: "ShippoToken <API_TOKEN>",
  shippoApiVersion: "2018-02-08",
});

async function run() {
  const result = await shippo.shipments.create({
    extra: {
      accountsReceivableCustomerAccount: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      appropriationNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      billOfLadingNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      cod: {
        amount: "5.5",
        currency: "USD",
        paymentMethod: "CASH",
      },
      codNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      customerReference: {
        refSort: 1,
      },
      dealerOrderNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      deptNumber: {
        refSort: 3,
      },
      fdaProductCode: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      insurance: {
        amount: "5.5",
        currency: "USD",
      },
      invoiceNumber: {
        refSort: 2,
      },
      manifestNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      modelNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      partNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      poNumber: {
        refSort: 2,
      },
      productionCode: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      purchaseRequestNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      rmaNumber: {
        refSort: 1,
      },
      salespersonNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      serialNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      storeNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
      transactionReferenceNumber: {
        prefix: "ABC",
        value: "value",
        refSort: 1,
      },
    },
    metadata: "Customer ID 123456",
    shipmentDate: "2021-03-22T12:00:00Z",
    addressFrom: {
      name: "Shwan Ippotle",
      company: "Shippo",
      street1: "215 Clayton St.",
      street3: "",
      streetNo: "",
      city: "San Francisco",
      state: "CA",
      zip: "94117",
      country: "US",
      phone: "+1 555 341 9393",
      email: "shippotle@shippo.com",
      isResidential: true,
      metadata: "Customer ID 123456",
      validate: true,
    },
    addressReturn: "d799c2679e644279b59fe661ac8fa488",
    addressTo: {
      name: "Shwan Ippotle",
      company: "Shippo",
      street1: "215 Clayton St.",
      street3: "",
      streetNo: "",
      city: "San Francisco",
      state: "CA",
      zip: "94117",
      country: "US",
      phone: "+1 555 341 9393",
      email: "shippotle@shippo.com",
      isResidential: true,
      metadata: "Customer ID 123456",
      validate: true,
    },
    customsDeclaration: {
      b13aFilingOption: "FILED_ELECTRONICALLY",
      certify: true,
      certifySigner: "Shawn Ippotle",
      contentsExplanation: "T-Shirt purchase",
      dutiesPayor: {
        account: "2323434543",
        type: "THIRD_PARTY",
        address: {
          name: "Patrick Kavanagh",
          zip: "80331",
          country: "DE",
        },
      },
      exporterIdentification: {
        eoriNumber: "PL123456790ABCDE",
        taxId: {
          number: "123456789",
          type: "EIN",
        },
      },
      invoice: "#123123",
      metadata: "Order ID #123123",
      addressImporter: {
        name: "Shwan Ippotle",
        company: "Shippo",
        street1: "Blumenstraße",
        street3: "",
        streetNo: "22",
        city: "München",
        state: "CA",
        zip: "80331",
        country: "DE",
        phone: "80331",
        email: "shippotle@shippo.com",
        isResidential: true,
      },
      contentsType: "MERCHANDISE",
      eelPfc: "NOEEI_30_37_a",
      incoterm: "DDP",
      items: [
        {
          description: "T-Shirt",
          massUnit: "lb",
          metadata: "Order ID \"123454\"",
          netWeight: "5",
          originCountry: "<value>",
          quantity: 20,
          skuCode: "HM-123",
          hsCode: "0901.21",
          valueAmount: "200",
          valueCurrency: "USD",
        },
      ],
      nonDeliveryOption: "RETURN",
      test: true,
    },
    carrierAccounts: [
      "065a4a8c10d24a34ab932163a1b87f52",
      "73f706f4bdb94b54a337563840ce52b0",
    ],
    parcels: [
      "<value>",
      {
        extra: {
          cod: {
            amount: "5.5",
            currency: "USD",
            paymentMethod: "CASH",
          },
          insurance: {
            amount: "5.5",
            content: "Laptop",
            currency: "USD",
            provider: "UPS",
          },
        },
        metadata: "Customer ID 123456",
        massUnit: "lb",
        weight: "1",
        distanceUnit: "in",
        height: "1",
        length: "1",
        width: "1",
      },
      {
        extra: {
          cod: {
            amount: "5.5",
            currency: "USD",
            paymentMethod: "CASH",
          },
          insurance: {
            amount: "5.5",
            content: "Laptop",
            currency: "USD",
            provider: "UPS",
          },
        },
        metadata: "Customer ID 123456",
        massUnit: "lb",
        weight: "1",
        distanceUnit: "in",
        height: "1",
        length: "1",
        width: "1",
      },
    ],
  });

  // Handle the result
  console.log(result);
}

run();

declare(strict_types=1);

require 'vendor/autoload.php';

use Shippo\API;
use Shippo\API\Models\Components;

$sdk = API\Shippo::builder()
    ->setSecurity(
        'ShippoToken <API_TOKEN>'
    )
    ->setShippoApiVersion('2018-02-08')
    ->build();

$shipmentCreateRequest = new Components\ShipmentCreateRequest(
    extra: new Components\ShipmentExtra(
        accountsReceivableCustomerAccount: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        appropriationNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        billOfLadingNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        cod: new Components\Cod(
            amount: '5.5',
            currency: 'USD',
            paymentMethod: Components\PaymentMethod::Cash,
        ),
        codNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        customerReference: new Components\CustomerReference(
            refSort: 1,
        ),
        dealerOrderNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        deptNumber: new Components\DepartmentNumber(
            refSort: 3,
        ),
        fdaProductCode: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        insurance: new Components\Insurance(
            amount: '5.5',
            currency: 'USD',
        ),
        invoiceNumber: new Components\InvoiceNumber(
            refSort: 2,
        ),
        manifestNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        modelNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        partNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        poNumber: new Components\PoNumber(
            refSort: 2,
        ),
        productionCode: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        purchaseRequestNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        rmaNumber: new Components\RmaNumber(
            refSort: 1,
        ),
        salespersonNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        serialNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        storeNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
        transactionReferenceNumber: new Components\UPSReferenceFields(
            prefix: 'ABC',
            value: 'value',
            refSort: 1,
        ),
    ),
    metadata: 'Customer ID 123456',
    shipmentDate: '2021-03-22T12:00:00Z',
    addressFrom: new Components\AddressCreateRequest(
        name: 'Shwan Ippotle',
        company: 'Shippo',
        street1: '215 Clayton St.',
        street3: '',
        streetNo: '',
        city: 'San Francisco',
        state: 'CA',
        zip: '94117',
        country: 'US',
        phone: '+1 555 341 9393',
        email: 'shippotle@shippo.com',
        isResidential: true,
        metadata: 'Customer ID 123456',
        validate: true,
    ),
    addressReturn: 'd799c2679e644279b59fe661ac8fa488',
    addressTo: new Components\AddressCreateRequest(
        name: 'Shwan Ippotle',
        company: 'Shippo',
        street1: '215 Clayton St.',
        street3: '',
        streetNo: '',
        city: 'San Francisco',
        state: 'CA',
        zip: '94117',
        country: 'US',
        phone: '+1 555 341 9393',
        email: 'shippotle@shippo.com',
        isResidential: true,
        metadata: 'Customer ID 123456',
        validate: true,
    ),
    customsDeclaration: new Components\CustomsDeclarationCreateRequest(
        b13aFilingOption: Components\CustomsDeclarationB13AFilingOptionEnum::FiledElectronically,
        certify: true,
        certifySigner: 'Shawn Ippotle',
        contentsExplanation: 'T-Shirt purchase',
        dutiesPayor: new Components\DutiesPayor(
            account: '2323434543',
            type: Components\CustomsDeclarationCreateRequestType::ThirdParty,
            address: new Components\CustomsDeclarationCreateRequestAddress(
                name: 'Patrick Kavanagh',
                zip: '80331',
                country: 'DE',
            ),
        ),
        exporterIdentification: new Components\CustomsExporterIdentification(
            eoriNumber: 'PL123456790ABCDE',
            taxId: new Components\CustomsTaxIdentification(
                number: '123456789',
                type: Components\CustomsTaxIdentificationType::Ein,
            ),
        ),
        invoice: '#123123',
        metadata: 'Order ID #123123',
        addressImporter: new Components\AddressImporter(
            name: 'Shwan Ippotle',
            company: 'Shippo',
            street1: 'Blumenstraße',
            street3: '',
            streetNo: '22',
            city: 'München',
            state: 'CA',
            zip: '80331',
            country: 'DE',
            phone: '80331',
            email: 'shippotle@shippo.com',
            isResidential: true,
        ),
        contentsType: Components\CustomsDeclarationContentsTypeEnum::Merchandise,
        eelPfc: Components\CustomsDeclarationEelPfcEnum::NOEEI3037A,
        incoterm: Components\CustomsDeclarationIncotermEnum::Ddp,
        items: [
            new Components\CustomsItemCreateRequest(
                description: 'T-Shirt',
                massUnit: Components\WeightUnitEnum::Lb,
                metadata: 'Order ID "123454"',
                netWeight: '5',
                originCountry: '<value>',
                quantity: 20,
                skuCode: 'HM-123',
                hsCode: '0901.21',
                valueAmount: '200',
                valueCurrency: 'USD',
            ),
        ],
        nonDeliveryOption: Components\CustomsDeclarationNonDeliveryOptionEnum::Return,
        test: true,
    ),
    carrierAccounts: [
        '065a4a8c10d24a34ab932163a1b87f52',
        '73f706f4bdb94b54a337563840ce52b0',
    ],
    parcels: [
        new Components\ParcelCreateRequest(
            extra: new Components\ParcelExtra(
                cod: new Components\Cod(
                    amount: '5.5',
                    currency: 'USD',
                    paymentMethod: Components\PaymentMethod::Cash,
                ),
                insurance: new Components\ParcelInsurance(
                    amount: '5.5',
                    content: 'Laptop',
                    currency: 'USD',
                    provider: Components\ParcelInsuranceProvider::Ups,
                ),
            ),
            metadata: 'Customer ID 123456',
            massUnit: Components\WeightUnitEnum::Lb,
            weight: '1',
            distanceUnit: Components\DistanceUnitEnum::In,
            height: '1',
            length: '1',
            width: '1',
        ),
    ],
);

$response = $sdk->shipments->create(
    shipmentCreateRequest: $shipmentCreateRequest,
    shippoApiVersion: '2018-02-08'

);

if ($response->shipment !== null) {
    // handle response
}

using Shippo;
using Shippo.Models.Components;
using System.Collections.Generic;

var sdk = new ShippoSDK(
    apiKeyHeader: "ShippoToken <API_TOKEN>",
    shippoApiVersion: "2018-02-08"
);

var res = await sdk.Shipments.CreateAsync(
    shipmentCreateRequest: new ShipmentCreateRequest() {
        Extra = new ShipmentExtra() {
            AccountsReceivableCustomerAccount = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            AppropriationNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            BillOfLadingNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            Cod = new Cod() {
                Amount = "5.5",
                Currency = "USD",
                PaymentMethod = PaymentMethod.Cash,
            },
            CodNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            CustomerReference = new CustomerReference() {
                RefSort = 1,
            },
            DealerOrderNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            DeptNumber = new DepartmentNumber() {
                RefSort = 3,
            },
            FdaProductCode = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            Insurance = new Insurance() {
                Amount = "5.5",
                Currency = "USD",
            },
            InvoiceNumber = new InvoiceNumber() {
                RefSort = 2,
            },
            ManifestNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            ModelNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            PartNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            PoNumber = new PoNumber() {
                RefSort = 2,
            },
            ProductionCode = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            PurchaseRequestNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            RmaNumber = new RmaNumber() {
                RefSort = 1,
            },
            SalespersonNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            SerialNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            StoreNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
            TransactionReferenceNumber = new UPSReferenceFields() {
                Prefix = "ABC",
                Value = "value",
                RefSort = 1,
            },
        },
        Metadata = "Customer ID 123456",
        ShipmentDate = "2021-03-22T12:00:00Z",
        AddressFrom = AddressFrom.CreateAddressCreateRequest(
            new AddressCreateRequest() {
                Name = "Shwan Ippotle",
                Company = "Shippo",
                Street1 = "215 Clayton St.",
                Street3 = "",
                StreetNo = "",
                City = "San Francisco",
                State = "CA",
                Zip = "94117",
                Country = "US",
                Phone = "+1 555 341 9393",
                Email = "shippotle@shippo.com",
                IsResidential = true,
                Metadata = "Customer ID 123456",
                Validate = true,
            }
        ),
        AddressReturn = AddressReturn.CreateStr(
            "d799c2679e644279b59fe661ac8fa488"
        ),
        AddressTo = AddressTo.CreateAddressCreateRequest(
            new AddressCreateRequest() {
                Name = "Shwan Ippotle",
                Company = "Shippo",
                Street1 = "215 Clayton St.",
                Street3 = "",
                StreetNo = "",
                City = "San Francisco",
                State = "CA",
                Zip = "94117",
                Country = "US",
                Phone = "+1 555 341 9393",
                Email = "shippotle@shippo.com",
                IsResidential = true,
                Metadata = "Customer ID 123456",
                Validate = true,
            }
        ),
        CustomsDeclaration = ShipmentCreateRequestCustomsDeclaration.CreateCustomsDeclarationCreateRequest(
            new CustomsDeclarationCreateRequest() {
                B13aFilingOption = CustomsDeclarationB13AFilingOptionEnum.FiledElectronically,
                Certify = true,
                CertifySigner = "Shawn Ippotle",
                ContentsExplanation = "T-Shirt purchase",
                DutiesPayor = new DutiesPayor() {
                    Account = "2323434543",
                    Type = CustomsDeclarationCreateRequestType.ThirdParty,
                    Address = new CustomsDeclarationCreateRequestAddress() {
                        Name = "Patrick Kavanagh",
                        Zip = "80331",
                        Country = "DE",
                    },
                },
                ExporterIdentification = new CustomsExporterIdentification() {
                    EoriNumber = "PL123456790ABCDE",
                    TaxId = new CustomsTaxIdentification() {
                        Number = "123456789",
                        Type = CustomsTaxIdentificationType.Ein,
                    },
                },
                Invoice = "#123123",
                Metadata = "Order ID #123123",
                AddressImporter = new AddressImporter() {
                    Name = "Shwan Ippotle",
                    Company = "Shippo",
                    Street1 = "Blumenstraße",
                    Street3 = "",
                    StreetNo = "22",
                    City = "München",
                    State = "CA",
                    Zip = "80331",
                    Country = "DE",
                    Phone = "80331",
                    Email = "shippotle@shippo.com",
                    IsResidential = true,
                },
                ContentsType = CustomsDeclarationContentsTypeEnum.Merchandise,
                EelPfc = CustomsDeclarationEelPfcEnum.Noeei3037A,
                Incoterm = CustomsDeclarationIncotermEnum.Ddp,
                Items = new List<CustomsItemCreateRequest>() {
                    new CustomsItemCreateRequest() {
                        Description = "T-Shirt",
                        MassUnit = WeightUnitEnum.Lb,
                        Metadata = "Order ID \"123454\"",
                        NetWeight = "5",
                        OriginCountry = "<value>",
                        Quantity = 20,
                        SkuCode = "HM-123",
                        HsCode = "0901.21",
                        ValueAmount = "200",
                        ValueCurrency = "USD",
                    },
                },
                NonDeliveryOption = CustomsDeclarationNonDeliveryOptionEnum.Return,
                Test = true,
            }
        ),
        CarrierAccounts = new List<string>() {
            "065a4a8c10d24a34ab932163a1b87f52",
            "73f706f4bdb94b54a337563840ce52b0",
        },
        Parcels = new List<Models.Components.Parcels>() {
            Parcels.CreateParcelCreateRequest(
                new ParcelCreateRequest() {
                    Extra = new ParcelExtra() {
                        Cod = new Cod() {
                            Amount = "5.5",
                            Currency = "USD",
                            PaymentMethod = PaymentMethod.Cash,
                        },
                        Insurance = new ParcelInsurance() {
                            Amount = "5.5",
                            Content = "Laptop",
                            Currency = "USD",
                            Provider = ParcelInsuranceProvider.Ups,
                        },
                    },
                    Metadata = "Customer ID 123456",
                    MassUnit = WeightUnitEnum.Lb,
                    Weight = "1",
                    DistanceUnit = DistanceUnitEnum.In,
                    Height = "1",
                    Length = "1",
                    Width = "1",
                }
            ),
        },
    },
    shippoApiVersion: "2018-02-08"
);

// handle response

package hello.world;

import com.goshippo.shippo_sdk.Shippo;
import com.goshippo.shippo_sdk.models.components.AddressCreateRequest;
import com.goshippo.shippo_sdk.models.components.AddressFrom;
import com.goshippo.shippo_sdk.models.components.AddressImporter;
import com.goshippo.shippo_sdk.models.components.AddressReturn;
import com.goshippo.shippo_sdk.models.components.AddressTo;
import com.goshippo.shippo_sdk.models.components.Cod;
import com.goshippo.shippo_sdk.models.components.CustomerReference;
import com.goshippo.shippo_sdk.models.components.CustomsDeclarationB13AFilingOptionEnum;
import com.goshippo.shippo_sdk.models.components.CustomsDeclarationContentsTypeEnum;
import com.goshippo.shippo_sdk.models.components.CustomsDeclarationCreateRequest;
import com.goshippo.shippo_sdk.models.components.CustomsDeclarationCreateRequestAddress;
import com.goshippo.shippo_sdk.models.components.CustomsDeclarationCreateRequestType;
import com.goshippo.shippo_sdk.models.components.CustomsDeclarationEelPfcEnum;
import com.goshippo.shippo_sdk.models.components.CustomsDeclarationIncotermEnum;
import com.goshippo.shippo_sdk.models.components.CustomsDeclarationNonDeliveryOptionEnum;
import com.goshippo.shippo_sdk.models.components.CustomsExporterIdentification;
import com.goshippo.shippo_sdk.models.components.CustomsItemCreateRequest;
import com.goshippo.shippo_sdk.models.components.CustomsTaxIdentification;
import com.goshippo.shippo_sdk.models.components.CustomsTaxIdentificationType;
import com.goshippo.shippo_sdk.models.components.DepartmentNumber;
import com.goshippo.shippo_sdk.models.components.DistanceUnitEnum;
import com.goshippo.shippo_sdk.models.components.DutiesPayor;
import com.goshippo.shippo_sdk.models.components.Insurance;
import com.goshippo.shippo_sdk.models.components.InvoiceNumber;
import com.goshippo.shippo_sdk.models.components.ParcelCreateRequest;
import com.goshippo.shippo_sdk.models.components.ParcelExtra;
import com.goshippo.shippo_sdk.models.components.ParcelInsurance;
import com.goshippo.shippo_sdk.models.components.ParcelInsuranceProvider;
import com.goshippo.shippo_sdk.models.components.Parcels;
import com.goshippo.shippo_sdk.models.components.PaymentMethod;
import com.goshippo.shippo_sdk.models.components.PoNumber;
import com.goshippo.shippo_sdk.models.components.RmaNumber;
import com.goshippo.shippo_sdk.models.components.ShipmentCreateRequest;
import com.goshippo.shippo_sdk.models.components.ShipmentCreateRequestCustomsDeclaration;
import com.goshippo.shippo_sdk.models.components.ShipmentExtra;
import com.goshippo.shippo_sdk.models.components.UPSReferenceFields;
import com.goshippo.shippo_sdk.models.components.WeightUnitEnum;
import com.goshippo.shippo_sdk.models.operations.CreateShipmentResponse;
import java.lang.Exception;
import java.util.List;

public class Application {

    public static void main(String[] args) throws Exception {

        Shippo sdk = Shippo.builder()
                .apiKeyHeader("ShippoToken <API_TOKEN>")
                .shippoApiVersion("2018-02-08")
            .build();

        CreateShipmentResponse res = sdk.shipments().create()
                .shippoApiVersion("2018-02-08")
                .shipmentCreateRequest(ShipmentCreateRequest.builder()
                    .addressFrom(AddressFrom.of(AddressCreateRequest.builder()
                        .country("US")
                        .name("Shwan Ippotle")
                        .company("Shippo")
                        .street1("215 Clayton St.")
                        .street3("")
                        .streetNo("")
                        .city("San Francisco")
                        .state("CA")
                        .zip("94117")
                        .phone("+1 555 341 9393")
                        .email("shippotle@shippo.com")
                        .isResidential(true)
                        .metadata("Customer ID 123456")
                        .validate(true)
                        .build()))
                    .addressTo(AddressTo.of(AddressCreateRequest.builder()
                        .country("US")
                        .name("Shwan Ippotle")
                        .company("Shippo")
                        .street1("215 Clayton St.")
                        .street3("")
                        .streetNo("")
                        .city("San Francisco")
                        .state("CA")
                        .zip("94117")
                        .phone("+1 555 341 9393")
                        .email("shippotle@shippo.com")
                        .isResidential(true)
                        .metadata("Customer ID 123456")
                        .validate(true)
                        .build()))
                    .parcels(List.of(
                        Parcels.of("<value>"),
                        Parcels.of(ParcelCreateRequest.builder()
                            .massUnit(WeightUnitEnum.LB)
                            .weight("1")
                            .distanceUnit(DistanceUnitEnum.IN)
                            .height("1")
                            .length("1")
                            .width("1")
                            .extra(ParcelExtra.builder()
                                .cod(Cod.builder()
                                    .amount("5.5")
                                    .currency("USD")
                                    .paymentMethod(PaymentMethod.CASH)
                                    .build())
                                .insurance(ParcelInsurance.builder()
                                    .amount("5.5")
                                    .content("Laptop")
                                    .currency("USD")
                                    .provider(ParcelInsuranceProvider.UPS)
                                    .build())
                                .build())
                            .metadata("Customer ID 123456")
                            .build()),
                        Parcels.of(ParcelCreateRequest.builder()
                            .massUnit(WeightUnitEnum.LB)
                            .weight("1")
                            .distanceUnit(DistanceUnitEnum.IN)
                            .height("1")
                            .length("1")
                            .width("1")
                            .extra(ParcelExtra.builder()
                                .cod(Cod.builder()
                                    .amount("5.5")
                                    .currency("USD")
                                    .paymentMethod(PaymentMethod.CASH)
                                    .build())
                                .insurance(ParcelInsurance.builder()
                                    .amount("5.5")
                                    .content("Laptop")
                                    .currency("USD")
                                    .provider(ParcelInsuranceProvider.UPS)
                                    .build())
                                .build())
                            .metadata("Customer ID 123456")
                            .build())))
                    .extra(ShipmentExtra.builder()
                        .accountsReceivableCustomerAccount(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .appropriationNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .billOfLadingNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .cod(Cod.builder()
                            .amount("5.5")
                            .currency("USD")
                            .paymentMethod(PaymentMethod.CASH)
                            .build())
                        .codNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .customerReference(CustomerReference.builder()
                            .refSort(1L)
                            .build())
                        .dealerOrderNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .deptNumber(DepartmentNumber.builder()
                            .refSort(3L)
                            .build())
                        .fdaProductCode(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .insurance(Insurance.builder()
                            .amount("5.5")
                            .currency("USD")
                            .build())
                        .invoiceNumber(InvoiceNumber.builder()
                            .refSort(2L)
                            .build())
                        .manifestNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .modelNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .partNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .poNumber(PoNumber.builder()
                            .refSort(2L)
                            .build())
                        .productionCode(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .purchaseRequestNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .rmaNumber(RmaNumber.builder()
                            .refSort(1L)
                            .build())
                        .salespersonNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .serialNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .storeNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .transactionReferenceNumber(UPSReferenceFields.builder()
                            .prefix("ABC")
                            .value("value")
                            .refSort(1L)
                            .build())
                        .build())
                    .metadata("Customer ID 123456")
                    .shipmentDate("2021-03-22T12:00:00Z")
                    .addressReturn(AddressReturn.of("d799c2679e644279b59fe661ac8fa488"))
                    .customsDeclaration(ShipmentCreateRequestCustomsDeclaration.of(CustomsDeclarationCreateRequest.builder()
                        .certify(true)
                        .certifySigner("Shawn Ippotle")
                        .contentsType(CustomsDeclarationContentsTypeEnum.MERCHANDISE)
                        .items(List.of(
                            CustomsItemCreateRequest.builder()
                                .description("T-Shirt")
                                .massUnit(WeightUnitEnum.LB)
                                .netWeight("5")
                                .originCountry("<value>")
                                .quantity(20L)
                                .valueAmount("200")
                                .valueCurrency("USD")
                                .metadata("Order ID \"123454\"")
                                .skuCode("HM-123")
                                .hsCode("0901.21")
                                .build()))
                        .nonDeliveryOption(CustomsDeclarationNonDeliveryOptionEnum.RETURN)
                        .b13aFilingOption(CustomsDeclarationB13AFilingOptionEnum.FILED_ELECTRONICALLY)
                        .contentsExplanation("T-Shirt purchase")
                        .dutiesPayor(DutiesPayor.builder()
                            .account("2323434543")
                            .type(CustomsDeclarationCreateRequestType.THIRD_PARTY)
                            .address(CustomsDeclarationCreateRequestAddress.builder()
                                .name("Patrick Kavanagh")
                                .zip("80331")
                                .country("DE")
                                .build())
                            .build())
                        .exporterIdentification(CustomsExporterIdentification.builder()
                            .eoriNumber("PL123456790ABCDE")
                            .taxId(CustomsTaxIdentification.builder()
                                .number("123456789")
                                .type(CustomsTaxIdentificationType.EIN)
                                .build())
                            .build())
                        .invoice("#123123")
                        .metadata("Order ID #123123")
                        .addressImporter(AddressImporter.builder()
                            .name("Shwan Ippotle")
                            .company("Shippo")
                            .street1("Blumenstraße")
                            .street3("")
                            .streetNo("22")
                            .city("München")
                            .state("CA")
                            .zip("80331")
                            .country("DE")
                            .phone("80331")
                            .email("shippotle@shippo.com")
                            .isResidential(true)
                            .build())
                        .eelPfc(CustomsDeclarationEelPfcEnum.NOEEI3037_A)
                        .incoterm(CustomsDeclarationIncotermEnum.DDP)
                        .test(true)
                        .build()))
                    .carrierAccounts(List.of(
                        "065a4a8c10d24a34ab932163a1b87f52",
                        "73f706f4bdb94b54a337563840ce52b0"))
                    .build())
                .call();

        if (res.shipment().isPresent()) {
            // handle response
        }
    }
}

const options = {
  method: 'POST',
  headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    address_from: {
      country: 'US',
      name: 'Shwan Ippotle',
      company: 'Shippo',
      street1: '215 Clayton St.',
      street2: '<string>',
      street3: '',
      street_no: '',
      city: 'San Francisco',
      state: 'CA',
      zip: '94117',
      phone: '+1 555 341 9393',
      email: 'shippotle@shippo.com',
      is_residential: true,
      metadata: 'Customer ID 123456',
      validate: true
    },
    address_to: {
      country: 'US',
      name: 'Shwan Ippotle',
      company: 'Shippo',
      street1: '215 Clayton St.',
      street2: '<string>',
      street3: '',
      street_no: '',
      city: 'San Francisco',
      state: 'CA',
      zip: '94117',
      phone: '+1 555 341 9393',
      email: 'shippotle@shippo.com',
      is_residential: true,
      metadata: 'Customer ID 123456',
      validate: true
    },
    parcels: [
      {
        mass_unit: 'lb',
        weight: '1',
        distance_unit: 'in',
        height: '1',
        length: '1',
        width: '1',
        extra: {
          COD: {amount: '5.5', currency: 'USD', payment_method: 'CASH'},
          insurance: {amount: '5.5', content: 'Laptop', currency: 'USD', provider: 'UPS'},
          reference_1: '<string>',
          reference_2: '<string>'
        },
        metadata: 'Customer ID 123456'
      }
    ],
    extra: {
      accounts_receivable_customer_account: {prefix: 'ABC', value: 'value', ref_sort: 1},
      alcohol: {contains_alcohol: true},
      appropriation_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      authority_to_leave: true,
      bill_of_lading_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      billing: {
        account: '<string>',
        country: '<string>',
        participation_code: '<string>',
        zip: '<string>'
      },
      bypass_address_validation: true,
      carbon_neutral: true,
      carrier_hub_id: '<string>',
      carrier_hub_travel_time: 123,
      COD: {amount: '5.5', currency: 'USD', payment_method: 'CASH'},
      cod_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      container_type: '<string>',
      critical_pull_time: '<string>',
      customer_branch: '<string>',
      customer_reference: {prefix: '<string>', value: '<string>', ref_sort: 1},
      dangerous_goods: {
        contains: true,
        biological_material: {contains: true},
        lithium_batteries: {contains: true}
      },
      dealer_order_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      delivery_instructions: '<string>',
      dept_number: {prefix: '<string>', value: '<string>', ref_sort: 3},
      dry_ice: {contains_dry_ice: true, weight: '<string>'},
      fda_product_code: {prefix: 'ABC', value: 'value', ref_sort: 1},
      fulfillment_center: '<string>',
      insurance: {amount: '5.5', content: '<string>', currency: 'USD'},
      invoice_number: {prefix: '<string>', value: '<string>', ref_sort: 2},
      is_return: true,
      lasership_attrs: [],
      lasership_declared_value: '<string>',
      manifest_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      model_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      part_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      po_number: {prefix: '<string>', value: '<string>', ref_sort: 2},
      premium: true,
      production_code: {prefix: 'ABC', value: 'value', ref_sort: 1},
      purchase_request_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      qr_code_requested: true,
      reference_1: '<string>',
      reference_2: '<string>',
      request_retail_rates: true,
      rma_number: {prefix: '<string>', value: '<string>', ref_sort: 1},
      saturday_delivery: true,
      salesperson_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      serial_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      store_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      transaction_reference_number: {prefix: 'ABC', value: 'value', ref_sort: 1},
      usmca_eligible: true
    },
    metadata: 'Customer ID 123456',
    shipment_date: '2021-03-22T12:00:00Z',
    address_return: {
      country: 'US',
      name: 'Shwan Ippotle',
      company: 'Shippo',
      street1: '215 Clayton St.',
      street2: '<string>',
      street3: '',
      street_no: '',
      city: 'San Francisco',
      state: 'CA',
      zip: '94117',
      phone: '+1 555 341 9393',
      email: 'shippotle@shippo.com',
      is_residential: true,
      metadata: 'Customer ID 123456',
      validate: true
    },
    customs_declaration: {
      certify: true,
      certify_signer: 'Shawn Ippotle',
      contents_type: 'MERCHANDISE',
      items: [
        {
          description: 'T-Shirt',
          mass_unit: 'lb',
          net_weight: '5',
          origin_country: '<string>',
          quantity: 20,
          value_amount: '200',
          value_currency: 'USD',
          eccn_ear99: '<string>',
          metadata: 'Order ID "123454"',
          sku_code: 'HM-123',
          hs_code: '0901.21',
          tariff_number: '<string>'
        }
      ],
      non_delivery_option: 'RETURN',
      aes_itn: '<string>',
      b13a_filing_option: 'FILED_ELECTRONICALLY',
      b13a_number: '<string>',
      certificate: '<string>',
      commercial_invoice: true,
      contents_explanation: 'T-Shirt purchase',
      disclaimer: '<string>',
      duties_payor: {
        account: '2323434543',
        type: 'THIRD_PARTY',
        address: {name: 'Patrick Kavanagh', zip: '80331', country: 'DE'}
      },
      exporter_identification: {eori_number: 'PL123456790ABCDE', tax_id: {number: '123456789', type: 'EIN'}},
      exporter_reference: '<string>',
      importer_reference: '<string>',
      is_vat_collected: true,
      invoice: '#123123',
      license: '<string>',
      metadata: 'Order ID #123123',
      notes: '<string>',
      address_importer: {
        name: 'Shwan Ippotle',
        company: 'Shippo',
        street1: 'Blumenstraße',
        street2: '<string>',
        street3: '',
        street_no: '22',
        city: 'München',
        state: 'CA',
        zip: '80331',
        country: 'DE',
        phone: '80331',
        email: 'shippotle@shippo.com',
        is_residential: true
      },
      eel_pfc: 'NOEEI_30_37_a',
      incoterm: 'DDP',
      test: true
    },
    async: true,
    carrier_accounts: ['065a4a8c10d24a34ab932163a1b87f52', '73f706f4bdb94b54a337563840ce52b0']
  })
};

fetch('https://api.goshippo.com/shipments', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.goshippo.com/shipments"

	payload := strings.NewReader("{\n  \"address_from\": {\n    \"country\": \"US\",\n    \"name\": \"Shwan Ippotle\",\n    \"company\": \"Shippo\",\n    \"street1\": \"215 Clayton St.\",\n    \"street2\": \"<string>\",\n    \"street3\": \"\",\n    \"street_no\": \"\",\n    \"city\": \"San Francisco\",\n    \"state\": \"CA\",\n    \"zip\": \"94117\",\n    \"phone\": \"+1 555 341 9393\",\n    \"email\": \"shippotle@shippo.com\",\n    \"is_residential\": true,\n    \"metadata\": \"Customer ID 123456\",\n    \"validate\": true\n  },\n  \"address_to\": {\n    \"country\": \"US\",\n    \"name\": \"Shwan Ippotle\",\n    \"company\": \"Shippo\",\n    \"street1\": \"215 Clayton St.\",\n    \"street2\": \"<string>\",\n    \"street3\": \"\",\n    \"street_no\": \"\",\n    \"city\": \"San Francisco\",\n    \"state\": \"CA\",\n    \"zip\": \"94117\",\n    \"phone\": \"+1 555 341 9393\",\n    \"email\": \"shippotle@shippo.com\",\n    \"is_residential\": true,\n    \"metadata\": \"Customer ID 123456\",\n    \"validate\": true\n  },\n  \"parcels\": [\n    {\n      \"mass_unit\": \"lb\",\n      \"weight\": \"1\",\n      \"distance_unit\": \"in\",\n      \"height\": \"1\",\n      \"length\": \"1\",\n      \"width\": \"1\",\n      \"extra\": {\n        \"COD\": {\n          \"amount\": \"5.5\",\n          \"currency\": \"USD\",\n          \"payment_method\": \"CASH\"\n        },\n        \"insurance\": {\n          \"amount\": \"5.5\",\n          \"content\": \"Laptop\",\n          \"currency\": \"USD\",\n          \"provider\": \"UPS\"\n        },\n        \"reference_1\": \"<string>\",\n        \"reference_2\": \"<string>\"\n      },\n      \"metadata\": \"Customer ID 123456\"\n    }\n  ],\n  \"extra\": {\n    \"accounts_receivable_customer_account\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"alcohol\": {\n      \"contains_alcohol\": true\n    },\n    \"appropriation_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"authority_to_leave\": true,\n    \"bill_of_lading_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"billing\": {\n      \"account\": \"<string>\",\n      \"country\": \"<string>\",\n      \"participation_code\": \"<string>\",\n      \"zip\": \"<string>\"\n    },\n    \"bypass_address_validation\": true,\n    \"carbon_neutral\": true,\n    \"carrier_hub_id\": \"<string>\",\n    \"carrier_hub_travel_time\": 123,\n    \"COD\": {\n      \"amount\": \"5.5\",\n      \"currency\": \"USD\",\n      \"payment_method\": \"CASH\"\n    },\n    \"cod_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"container_type\": \"<string>\",\n    \"critical_pull_time\": \"<string>\",\n    \"customer_branch\": \"<string>\",\n    \"customer_reference\": {\n      \"prefix\": \"<string>\",\n      \"value\": \"<string>\",\n      \"ref_sort\": 1\n    },\n    \"dangerous_goods\": {\n      \"contains\": true,\n      \"biological_material\": {\n        \"contains\": true\n      },\n      \"lithium_batteries\": {\n        \"contains\": true\n      }\n    },\n    \"dealer_order_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"delivery_instructions\": \"<string>\",\n    \"dept_number\": {\n      \"prefix\": \"<string>\",\n      \"value\": \"<string>\",\n      \"ref_sort\": 3\n    },\n    \"dry_ice\": {\n      \"contains_dry_ice\": true,\n      \"weight\": \"<string>\"\n    },\n    \"fda_product_code\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"fulfillment_center\": \"<string>\",\n    \"insurance\": {\n      \"amount\": \"5.5\",\n      \"content\": \"<string>\",\n      \"currency\": \"USD\"\n    },\n    \"invoice_number\": {\n      \"prefix\": \"<string>\",\n      \"value\": \"<string>\",\n      \"ref_sort\": 2\n    },\n    \"is_return\": true,\n    \"lasership_attrs\": [],\n    \"lasership_declared_value\": \"<string>\",\n    \"manifest_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"model_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"part_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"po_number\": {\n      \"prefix\": \"<string>\",\n      \"value\": \"<string>\",\n      \"ref_sort\": 2\n    },\n    \"premium\": true,\n    \"production_code\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"purchase_request_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"qr_code_requested\": true,\n    \"reference_1\": \"<string>\",\n    \"reference_2\": \"<string>\",\n    \"request_retail_rates\": true,\n    \"rma_number\": {\n      \"prefix\": \"<string>\",\n      \"value\": \"<string>\",\n      \"ref_sort\": 1\n    },\n    \"saturday_delivery\": true,\n    \"salesperson_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"serial_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"store_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"transaction_reference_number\": {\n      \"prefix\": \"ABC\",\n      \"value\": \"value\",\n      \"ref_sort\": 1\n    },\n    \"usmca_eligible\": true\n  },\n  \"metadata\": \"Customer ID 123456\",\n  \"shipment_date\": \"2021-03-22T12:00:00Z\",\n  \"address_return\": {\n    \"country\": \"US\",\n    \"name\": \"Shwan Ippotle\",\n    \"company\": \"Shippo\",\n    \"street1\": \"215 Clayton St.\",\n    \"street2\": \"<string>\",\n    \"street3\": \"\",\n    \"street_no\": \"\",\n    \"city\": \"San Francisco\",\n    \"state\": \"CA\",\n    \"zip\": \"94117\",\n    \"phone\": \"+1 555 341 9393\",\n    \"email\": \"shippotle@shippo.com\",\n    \"is_residential\": true,\n    \"metadata\": \"Customer ID 123456\",\n    \"validate\": true\n  },\n  \"customs_declaration\": {\n    \"certify\": true,\n    \"certify_signer\": \"Shawn Ippotle\",\n    \"contents_type\": \"MERCHANDISE\",\n    \"items\": [\n      {\n        \"description\": \"T-Shirt\",\n        \"mass_unit\": \"lb\",\n        \"net_weight\": \"5\",\n        \"origin_country\": \"<string>\",\n        \"quantity\": 20,\n        \"value_amount\": \"200\",\n        \"value_currency\": \"USD\",\n        \"eccn_ear99\": \"<string>\",\n        \"metadata\": \"Order ID \\\"123454\\\"\",\n        \"sku_code\": \"HM-123\",\n        \"hs_code\": \"0901.21\",\n        \"tariff_number\": \"<string>\"\n      }\n    ],\n    \"non_delivery_option\": \"RETURN\",\n    \"aes_itn\": \"<string>\",\n    \"b13a_filing_option\": \"FILED_ELECTRONICALLY\",\n    \"b13a_number\": \"<string>\",\n    \"certificate\": \"<string>\",\n    \"commercial_invoice\": true,\n    \"contents_explanation\": \"T-Shirt purchase\",\n    \"disclaimer\": \"<string>\",\n    \"duties_payor\": {\n      \"account\": \"2323434543\",\n      \"type\": \"THIRD_PARTY\",\n      \"address\": {\n        \"name\": \"Patrick Kavanagh\",\n        \"zip\": \"80331\",\n        \"country\": \"DE\"\n      }\n    },\n    \"exporter_identification\": {\n      \"eori_number\": \"PL123456790ABCDE\",\n      \"tax_id\": {\n        \"number\": \"123456789\",\n        \"type\": \"EIN\"\n      }\n    },\n    \"exporter_reference\": \"<string>\",\n    \"importer_reference\": \"<string>\",\n    \"is_vat_collected\": true,\n    \"invoice\": \"#123123\",\n    \"license\": \"<string>\",\n    \"metadata\": \"Order ID #123123\",\n    \"notes\": \"<string>\",\n    \"address_importer\": {\n      \"name\": \"Shwan Ippotle\",\n      \"company\": \"Shippo\",\n      \"street1\": \"Blumenstraße\",\n      \"street2\": \"<string>\",\n      \"street3\": \"\",\n      \"street_no\": \"22\",\n      \"city\": \"München\",\n      \"state\": \"CA\",\n      \"zip\": \"80331\",\n      \"country\": \"DE\",\n      \"phone\": \"80331\",\n      \"email\": \"shippotle@shippo.com\",\n      \"is_residential\": true\n    },\n    \"eel_pfc\": \"NOEEI_30_37_a\",\n    \"incoterm\": \"DDP\",\n    \"test\": true\n  },\n  \"async\": true,\n  \"carrier_accounts\": [\n    \"065a4a8c10d24a34ab932163a1b87f52\",\n    \"73f706f4bdb94b54a337563840ce52b0\"\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}