curl -X GET "https://pagamentos.basspago.com.br/api/v2/pix/payments/receipt/E87654321202607211440a1b2c3d4e5f" \
  --cert ./client.crt \
  --key ./client.key \
  --pass "SUA_SENHA_DO_CERTIFICADO" \
  -H "Authorization: Bearer {access_token}"

<?php

$e2eid = 'E87654321202607211440a1b2c3d4e5f';
$ch = curl_init("https://pagamentos.basspago.com.br/api/v2/pix/payments/receipt/{$e2eid}");

curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_SSLCERT => './client.crt',
    CURLOPT_SSLKEY => './client.key',
    CURLOPT_KEYPASSWD => 'SUA_SENHA_DO_CERTIFICADO',
    CURLOPT_HTTPHEADER => ['Authorization: Bearer {access_token}'],
]);

$response = curl_exec($ch);
curl_close($ch);

echo $response;

import fs from "node:fs";
import https from "node:https";
import axios from "axios";

const agent = new https.Agent({
  cert: fs.readFileSync("./client.crt"),
  key: fs.readFileSync("./client.key"),
  passphrase: "SUA_SENHA_DO_CERTIFICADO",
});

const e2eid = "E87654321202607211440a1b2c3d4e5f";

const { data } = await axios.get(
  `https://pagamentos.basspago.com.br/api/v2/pix/payments/receipt/${e2eid}`,
  {
    httpsAgent: agent,
    headers: { Authorization: "Bearer {access_token}" },
  }
);

console.log(data);

{
  "data": {
    "pdf": "JVBERi0xLjcKJfCflqQKMSAwIG9iago8PAovVHlwZSAvQ2F0YWxvZwovUGFnZXMgMyAwIFIKPj4KZW5kb2JqCg=="
  }
}