curl --request POST \
  --url https://sandbox-api.borderless.xyz/v1/identities/{identityId}/payment-instructions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "country": "US",
  "currency": "USD",
  "name": "Primary Bank Account",
  "paymentMethod": "ACH",
  "details": {
    "accountHolderName": "John Doe",
    "bankAccountNumber": "123456789012",
    "bankRoutingNumber": "123456789",
    "bankAccountType": "Checking",
    "bankName": "Example Bank",
    "recipientRelationship": "first party"
  }
}
'

import requests

url = "https://sandbox-api.borderless.xyz/v1/identities/{identityId}/payment-instructions"

payload = {
    "country": "US",
    "currency": "USD",
    "name": "Primary Bank Account",
    "paymentMethod": "ACH",
    "details": {
        "accountHolderName": "John Doe",
        "bankAccountNumber": "123456789012",
        "bankRoutingNumber": "123456789",
        "bankAccountType": "Checking",
        "bankName": "Example Bank",
        "recipientRelationship": "first party"
    }
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    country: 'US',
    currency: 'USD',
    name: 'Primary Bank Account',
    paymentMethod: 'ACH',
    details: {
      accountHolderName: 'John Doe',
      bankAccountNumber: '123456789012',
      bankRoutingNumber: '123456789',
      bankAccountType: 'Checking',
      bankName: 'Example Bank',
      recipientRelationship: 'first party'
    }
  })
};

fetch('https://sandbox-api.borderless.xyz/v1/identities/{identityId}/payment-instructions', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://sandbox-api.borderless.xyz/v1/identities/{identityId}/payment-instructions",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'country' => 'US',
    'currency' => 'USD',
    'name' => 'Primary Bank Account',
    'paymentMethod' => 'ACH',
    'details' => [
        'accountHolderName' => 'John Doe',
        'bankAccountNumber' => '123456789012',
        'bankRoutingNumber' => '123456789',
        'bankAccountType' => 'Checking',
        'bankName' => 'Example Bank',
        'recipientRelationship' => 'first party'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://sandbox-api.borderless.xyz/v1/identities/{identityId}/payment-instructions"

	payload := strings.NewReader("{\n  \"country\": \"US\",\n  \"currency\": \"USD\",\n  \"name\": \"Primary Bank Account\",\n  \"paymentMethod\": \"ACH\",\n  \"details\": {\n    \"accountHolderName\": \"John Doe\",\n    \"bankAccountNumber\": \"123456789012\",\n    \"bankRoutingNumber\": \"123456789\",\n    \"bankAccountType\": \"Checking\",\n    \"bankName\": \"Example Bank\",\n    \"recipientRelationship\": \"first party\"\n  }\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	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))

}

HttpResponse<String> response = Unirest.post("https://sandbox-api.borderless.xyz/v1/identities/{identityId}/payment-instructions")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"country\": \"US\",\n  \"currency\": \"USD\",\n  \"name\": \"Primary Bank Account\",\n  \"paymentMethod\": \"ACH\",\n  \"details\": {\n    \"accountHolderName\": \"John Doe\",\n    \"bankAccountNumber\": \"123456789012\",\n    \"bankRoutingNumber\": \"123456789\",\n    \"bankAccountType\": \"Checking\",\n    \"bankName\": \"Example Bank\",\n    \"recipientRelationship\": \"first party\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sandbox-api.borderless.xyz/v1/identities/{identityId}/payment-instructions")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"country\": \"US\",\n  \"currency\": \"USD\",\n  \"name\": \"Primary Bank Account\",\n  \"paymentMethod\": \"ACH\",\n  \"details\": {\n    \"accountHolderName\": \"John Doe\",\n    \"bankAccountNumber\": \"123456789012\",\n    \"bankRoutingNumber\": \"123456789\",\n    \"bankAccountType\": \"Checking\",\n    \"bankName\": \"Example Bank\",\n    \"recipientRelationship\": \"first party\"\n  }\n}"

response = http.request(request)
puts response.read_body

{
  "id": "<string>",
  "identityId": "<string>",
  "name": "<string>",
  "currency": "USD",
  "country": "US",
  "deleted": false,
  "createdAt": "2023-11-07T05:31:56Z",
  "details": {
    "bankName": "Chase",
    "accountHolderName": "John Doe",
    "bankAccountNumberLast4": "6789",
    "bankRoutingNumber": "021000021",
    "address": {
      "id": "<string>",
      "street1": "<string>",
      "street2": "<string>",
      "city": "<string>",
      "state": "<string>",
      "postalCode": "<string>"
    },
    "bankSlug": "<string>",
    "bankCode": "<string>",
    "phone": "<string>",
    "taxId": "<string>",
    "bankAccountNumber": "123456789"
  }
}