curl --request GET \
  --url https://sandbox-api.polygon.technology/v0.13/external-accounts/{externalAccountId} \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://sandbox-api.polygon.technology/v0.13/external-accounts/{externalAccountId}"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://sandbox-api.polygon.technology/v0.13/external-accounts/{externalAccountId}', 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.polygon.technology/v0.13/external-accounts/{externalAccountId}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://sandbox-api.polygon.technology/v0.13/external-accounts/{externalAccountId}"

	req, _ := http.NewRequest("GET", url, nil)

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

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://sandbox-api.polygon.technology/v0.13/external-accounts/{externalAccountId}")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sandbox-api.polygon.technology/v0.13/external-accounts/{externalAccountId}")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

{
  "customer": {
    "id": "<string>"
  },
  "details": {
    "bankName": "<string>",
    "accountNumberLast4": "<string>",
    "routingNumber": "<string>",
    "accountType": "checking",
    "holderName": "<string>",
    "ibanLast4": "<string>",
    "bic": "<string>",
    "countryCode": "<string>",
    "bankAddress": {
      "line1": "<string>",
      "line2": "<string>",
      "city": "<string>",
      "state": "<string>",
      "country": "<string>",
      "zipCode": "<string>"
    },
    "institutionNumber": "<string>",
    "transitNumber": "<string>",
    "brand": "visa",
    "last4": "<string>",
    "cardType": "debit",
    "expiryMonth": 123,
    "expiryYear": 123,
    "billingAddressSource": "provided",
    "address": "<string>",
    "custodian": "<string>",
    "otherCustodian": "<string>",
    "networkFamily": "evm"
  },
  "id": "<string>",
  "type": "bankUs",
  "owner": {
    "kind": "counterparty",
    "id": "<string>",
    "name": "<string>"
  },
  "asset": "<string>",
  "supportedDestinations": [
    {
      "asset": "<string>",
      "network": "ethereum",
      "rail": "ach",
      "minimumAmount": "<string>",
      "maximumAmount": "<string>",
      "default": true,
      "defaultInstantRail": "rtp",
      "intraBankRail": "bookTransfer"
    }
  ],
  "unavailableDestinations": [
    {
      "asset": "<string>",
      "network": "ach",
      "reason": "notOnInstantRail"
    }
  ],
  "status": "active",
  "failure": {
    "code": "providerError",
    "message": "<string>",
    "retryable": true,
    "bankCode": "<string>"
  },
  "label": "<string>",
  "metadata": {},
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z"
}

{
  "error": "InvalidExternalAccountID",
  "code": 10067,
  "msg": "invalid destination external account id",
  "cause": "<string>"
}

{
  "error": "ExternalAccountNotFound",
  "code": 10066,
  "msg": "external account not found",
  "cause": "<string>"
}