curl --request POST \
  --url https://api.public.firebanking.com.br/api/pix/cash-in \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "transaction": {
    "value": 0.05,
    "description": "Cobrança de teste",
    "externalId": "external-teste-01",
    "expirationTime": 86400,
    "generateQrCode": true
  },
  "payer": {
    "fullName": "John Marvin",
    "document": "12312312387"
  },
  "additionalInfo": {
    "key1": "value1",
    "orderId": "ORD-12345"
  }
}
'

import requests

url = "https://api.public.firebanking.com.br/api/pix/cash-in"

payload = {
    "transaction": {
        "value": 0.05,
        "description": "Cobrança de teste",
        "externalId": "external-teste-01",
        "expirationTime": 86400,
        "generateQrCode": True
    },
    "payer": {
        "fullName": "John Marvin",
        "document": "12312312387"
    },
    "additionalInfo": {
        "key1": "value1",
        "orderId": "ORD-12345"
    }
}
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({
    transaction: {
      value: 0.05,
      description: 'Cobrança de teste',
      externalId: 'external-teste-01',
      expirationTime: 86400,
      generateQrCode: true
    },
    payer: {fullName: 'John Marvin', document: '12312312387'},
    additionalInfo: {key1: 'value1', orderId: 'ORD-12345'}
  })
};

fetch('https://api.public.firebanking.com.br/api/pix/cash-in', 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.public.firebanking.com.br/api/pix/cash-in",
  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([
    'transaction' => [
        'value' => 0.05,
        'description' => 'Cobrança de teste',
        'externalId' => 'external-teste-01',
        'expirationTime' => 86400,
        'generateQrCode' => true
    ],
    'payer' => [
        'fullName' => 'John Marvin',
        'document' => '12312312387'
    ],
    'additionalInfo' => [
        'key1' => 'value1',
        'orderId' => 'ORD-12345'
    ]
  ]),
  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://api.public.firebanking.com.br/api/pix/cash-in"

	payload := strings.NewReader("{\n  \"transaction\": {\n    \"value\": 0.05,\n    \"description\": \"Cobrança de teste\",\n    \"externalId\": \"external-teste-01\",\n    \"expirationTime\": 86400,\n    \"generateQrCode\": true\n  },\n  \"payer\": {\n    \"fullName\": \"John Marvin\",\n    \"document\": \"12312312387\"\n  },\n  \"additionalInfo\": {\n    \"key1\": \"value1\",\n    \"orderId\": \"ORD-12345\"\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://api.public.firebanking.com.br/api/pix/cash-in")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"transaction\": {\n    \"value\": 0.05,\n    \"description\": \"Cobrança de teste\",\n    \"externalId\": \"external-teste-01\",\n    \"expirationTime\": 86400,\n    \"generateQrCode\": true\n  },\n  \"payer\": {\n    \"fullName\": \"John Marvin\",\n    \"document\": \"12312312387\"\n  },\n  \"additionalInfo\": {\n    \"key1\": \"value1\",\n    \"orderId\": \"ORD-12345\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.public.firebanking.com.br/api/pix/cash-in")

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  \"transaction\": {\n    \"value\": 0.05,\n    \"description\": \"Cobrança de teste\",\n    \"externalId\": \"external-teste-01\",\n    \"expirationTime\": 86400,\n    \"generateQrCode\": true\n  },\n  \"payer\": {\n    \"fullName\": \"John Marvin\",\n    \"document\": \"12312312387\"\n  },\n  \"additionalInfo\": {\n    \"key1\": \"value1\",\n    \"orderId\": \"ORD-12345\"\n  }\n}"

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

{
  "transactionId": "123",
  "correlationId": "550e8400-e29b-41d4-a716-446655440000",
  "externalId": "external-teste-01",
  "status": "PENDING",
  "pixCode": "00020126580014br.gov.bcb.pix...",
  "generateTime": "2024-01-15T10:30:00.000Z",
  "expirationDate": "2024-01-16T10:30:00.000Z",
  "qrCodeImage": "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAA..."
}