curl --request GET \
  --url https://ledger.sandbox.lerian.net/v2/organizations/{organization_id}/ledgers/{ledger_id}/accounts/external/{code} \
  --header 'Authorization: Bearer <token>'

package main

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

func main() {

	url := "https://ledger.sandbox.lerian.net/v2/organizations/{organization_id}/ledgers/{ledger_id}/accounts/external/{code}"

	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))

}

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

fetch('https://ledger.sandbox.lerian.net/v2/organizations/{organization_id}/ledgers/{ledger_id}/accounts/external/{code}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://ledger.sandbox.lerian.net/v2/organizations/{organization_id}/ledgers/{ledger_id}/accounts/external/{code}"

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

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

print(response.text)

{
  "alias": "@treasury_checking",
  "assetCode": "USD",
  "blocked": true,
  "closedAt": "2021-01-01T00:00:00Z",
  "createdAt": "2021-01-01T00:00:00Z",
  "deletedAt": "2021-01-01T00:00:00Z",
  "entityId": "EXT-ACC-12345",
  "holderCheckSkipped": false,
  "holderId": "00000000-0000-0000-0000-000000000000",
  "id": "00000000-0000-0000-0000-000000000000",
  "ledgerId": "00000000-0000-0000-0000-000000000000",
  "name": "Corporate Checking Account",
  "organizationId": "00000000-0000-0000-0000-000000000000",
  "parentAccountId": "00000000-0000-0000-0000-000000000000",
  "portfolioId": "00000000-0000-0000-0000-000000000000",
  "segmentId": "00000000-0000-0000-0000-000000000000",
  "status": {
    "code": "ACTIVE",
    "description": "Active status"
  },
  "type": "deposit",
  "updatedAt": "2021-01-01T00:00:00Z",
  "metadata": {}
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "<string>",
      "message": "<string>",
      "value": "<unknown>"
    }
  ],
  "instance": "https://example.com/error-log/abc123",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "<string>",
      "message": "<string>",
      "value": "<unknown>"
    }
  ],
  "instance": "https://example.com/error-log/abc123",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}

{
  "code": "<string>",
  "detail": "Property foo is required but is missing.",
  "errors": [
    {
      "location": "<string>",
      "message": "<string>",
      "value": "<unknown>"
    }
  ],
  "instance": "https://example.com/error-log/abc123",
  "status": 400,
  "title": "Bad Request",
  "type": "https://example.com/errors/example",
  "upstream": {
    "code": "E4001",
    "message": "account not found at provider"
  }
}