curl --request POST \
  --url https://api-sandbox.rinne.com.br/core/v1/merchants/{merchantId}/bank-accounts \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "branch_number": "0001",
  "account_number": "12345678",
  "account_type": "CHECKING",
  "account_holder_name": "John Doe Silva",
  "account_holder_document_number": "12345678901",
  "ispb": "12345678"
}
'

import requests

url = "https://api-sandbox.rinne.com.br/core/v1/merchants/{merchantId}/bank-accounts"

payload = {
    "branch_number": "0001",
    "account_number": "12345678",
    "account_type": "CHECKING",
    "account_holder_name": "John Doe Silva",
    "account_holder_document_number": "12345678901",
    "ispb": "12345678"
}
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    branch_number: '0001',
    account_number: '12345678',
    account_type: 'CHECKING',
    account_holder_name: 'John Doe Silva',
    account_holder_document_number: '12345678901',
    ispb: '12345678'
  })
};

fetch('https://api-sandbox.rinne.com.br/core/v1/merchants/{merchantId}/bank-accounts', 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://api-sandbox.rinne.com.br/core/v1/merchants/{merchantId}/bank-accounts",
  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([
    'branch_number' => '0001',
    'account_number' => '12345678',
    'account_type' => 'CHECKING',
    'account_holder_name' => 'John Doe Silva',
    'account_holder_document_number' => '12345678901',
    'ispb' => '12345678'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "x-api-key: <api-key>"
  ],
]);

$response = curl_exec($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://api-sandbox.rinne.com.br/core/v1/merchants/{merchantId}/bank-accounts"

	payload := strings.NewReader("{\n  \"branch_number\": \"0001\",\n  \"account_number\": \"12345678\",\n  \"account_type\": \"CHECKING\",\n  \"account_holder_name\": \"John Doe Silva\",\n  \"account_holder_document_number\": \"12345678901\",\n  \"ispb\": \"12345678\"\n}")

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

	req.Header.Add("x-api-key", "<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))

}

HttpResponse<String> response = Unirest.post("https://api-sandbox.rinne.com.br/core/v1/merchants/{merchantId}/bank-accounts")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"branch_number\": \"0001\",\n  \"account_number\": \"12345678\",\n  \"account_type\": \"CHECKING\",\n  \"account_holder_name\": \"John Doe Silva\",\n  \"account_holder_document_number\": \"12345678901\",\n  \"ispb\": \"12345678\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api-sandbox.rinne.com.br/core/v1/merchants/{merchantId}/bank-accounts")

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

request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"branch_number\": \"0001\",\n  \"account_number\": \"12345678\",\n  \"account_type\": \"CHECKING\",\n  \"account_holder_name\": \"John Doe Silva\",\n  \"account_holder_document_number\": \"12345678901\",\n  \"ispb\": \"12345678\"\n}"

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

{
  "id": "b941fcaf-d77e-448c-9bdd-e7effd269fb7",
  "company_id": "a3dbd0c2-9f79-4f86-8caa-47779b3f2793",
  "account_holder_name": "John Doe Silva",
  "account_holder_document_number": "12345678901",
  "branch_number": "0001",
  "account_number": "12345678",
  "account_type": "CHECKING",
  "ispb": "12345678",
  "status": "ACTIVE",
  "deleted_at": null,
  "primary": false,
  "created_at": "2025-01-01T10:00:00.000Z",
  "updated_at": "2025-01-01T10:00:00.000Z"
}

{
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Validation error",
    "status": 400,
    "details": {
      "issues": [
        {
          "field": "email",
          "type": "REQUIRED",
          "message": "Field 'email' is required",
          "value": "invalid_value",
          "constraints": {
            "min": 18,
            "max": 120
          }
        }
      ]
    },
    "path": "/companies",
    "timestamp": "2023-12-01T10:00:00.000Z",
    "requestId": "req_123456789"
  }
}

{
  "error": {
    "code": "AUTHENTICATION_ERROR",
    "message": "Authentication required to access this resource",
    "status": 401,
    "details": {
      "reason": "Invalid API key"
    },
    "path": "/companies/me",
    "timestamp": "2023-12-01T10:00:00.000Z",
    "requestId": "req_123456789"
  }
}

{
  "error": {
    "code": "RESOURCE_NOT_FOUND",
    "message": "Company with ID '123' not found",
    "status": 404,
    "path": "/companies/me",
    "timestamp": "2023-12-01T10:00:00.000Z",
    "requestId": "req_123456789"
  }
}

{
  "error": {
    "code": "INTERNAL_SERVER_ERROR",
    "message": "An unexpected error occurred",
    "status": 500,
    "path": "/companies",
    "timestamp": "2023-12-01T10:00:00.000Z",
    "requestId": "req_123456789"
  }
}