curl --request POST \
  --url https://api.sandbox.trio.com.br/webhooks \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "authentication_method": "url_secret",
  "entity_id": "019f2433-fbf3-096e-a3f7-ffd9ae43d1c8",
  "event_categories_allowed": [
    {
      "category": "boleto",
      "types": [
        "settled",
        "created"
      ]
    }
  ],
  "notification_key": "KXe1JxmdHIcRhAsnbaTBvSGNSQli4I798oGMb8abeMBcKzJoUpWkOQ==",
  "notification_secret": "some_notification_secret",
  "notification_url": "https://mynotificationurl.com/endpoint",
  "oauth_client_id": null,
  "oauth_client_secret": null,
  "oauth_scope": "",
  "oauth_url": null
}
'

import requests

url = "https://api.sandbox.trio.com.br/webhooks"

payload = {
    "authentication_method": "url_secret",
    "entity_id": "019f2433-fbf3-096e-a3f7-ffd9ae43d1c8",
    "event_categories_allowed": [
        {
            "category": "boleto",
            "types": ["settled", "created"]
        }
    ],
    "notification_key": "KXe1JxmdHIcRhAsnbaTBvSGNSQli4I798oGMb8abeMBcKzJoUpWkOQ==",
    "notification_secret": "some_notification_secret",
    "notification_url": "https://mynotificationurl.com/endpoint",
    "oauth_client_id": None,
    "oauth_client_secret": None,
    "oauth_scope": "",
    "oauth_url": None
}
headers = {
    "Authorization": "Basic <encoded-value>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Basic <encoded-value>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    authentication_method: 'url_secret',
    entity_id: '019f2433-fbf3-096e-a3f7-ffd9ae43d1c8',
    event_categories_allowed: [{category: 'boleto', types: ['settled', 'created']}],
    notification_key: 'KXe1JxmdHIcRhAsnbaTBvSGNSQli4I798oGMb8abeMBcKzJoUpWkOQ==',
    notification_secret: 'some_notification_secret',
    notification_url: 'https://mynotificationurl.com/endpoint',
    oauth_client_id: null,
    oauth_client_secret: null,
    oauth_scope: '',
    oauth_url: null
  })
};

fetch('https://api.sandbox.trio.com.br/webhooks', 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.trio.com.br/webhooks",
  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([
    'authentication_method' => 'url_secret',
    'entity_id' => '019f2433-fbf3-096e-a3f7-ffd9ae43d1c8',
    'event_categories_allowed' => [
        [
                'category' => 'boleto',
                'types' => [
                                'settled',
                                'created'
                ]
        ]
    ],
    'notification_key' => 'KXe1JxmdHIcRhAsnbaTBvSGNSQli4I798oGMb8abeMBcKzJoUpWkOQ==',
    'notification_secret' => 'some_notification_secret',
    'notification_url' => 'https://mynotificationurl.com/endpoint',
    'oauth_client_id' => null,
    'oauth_client_secret' => null,
    'oauth_scope' => '',
    'oauth_url' => null
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>",
    "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.sandbox.trio.com.br/webhooks"

	payload := strings.NewReader("{\n  \"authentication_method\": \"url_secret\",\n  \"entity_id\": \"019f2433-fbf3-096e-a3f7-ffd9ae43d1c8\",\n  \"event_categories_allowed\": [\n    {\n      \"category\": \"boleto\",\n      \"types\": [\n        \"settled\",\n        \"created\"\n      ]\n    }\n  ],\n  \"notification_key\": \"KXe1JxmdHIcRhAsnbaTBvSGNSQli4I798oGMb8abeMBcKzJoUpWkOQ==\",\n  \"notification_secret\": \"some_notification_secret\",\n  \"notification_url\": \"https://mynotificationurl.com/endpoint\",\n  \"oauth_client_id\": null,\n  \"oauth_client_secret\": null,\n  \"oauth_scope\": \"\",\n  \"oauth_url\": null\n}")

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

	req.Header.Add("Authorization", "Basic <encoded-value>")
	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.trio.com.br/webhooks")
  .header("Authorization", "Basic <encoded-value>")
  .header("Content-Type", "application/json")
  .body("{\n  \"authentication_method\": \"url_secret\",\n  \"entity_id\": \"019f2433-fbf3-096e-a3f7-ffd9ae43d1c8\",\n  \"event_categories_allowed\": [\n    {\n      \"category\": \"boleto\",\n      \"types\": [\n        \"settled\",\n        \"created\"\n      ]\n    }\n  ],\n  \"notification_key\": \"KXe1JxmdHIcRhAsnbaTBvSGNSQli4I798oGMb8abeMBcKzJoUpWkOQ==\",\n  \"notification_secret\": \"some_notification_secret\",\n  \"notification_url\": \"https://mynotificationurl.com/endpoint\",\n  \"oauth_client_id\": null,\n  \"oauth_client_secret\": null,\n  \"oauth_scope\": \"\",\n  \"oauth_url\": null\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.sandbox.trio.com.br/webhooks")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Basic <encoded-value>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"authentication_method\": \"url_secret\",\n  \"entity_id\": \"019f2433-fbf3-096e-a3f7-ffd9ae43d1c8\",\n  \"event_categories_allowed\": [\n    {\n      \"category\": \"boleto\",\n      \"types\": [\n        \"settled\",\n        \"created\"\n      ]\n    }\n  ],\n  \"notification_key\": \"KXe1JxmdHIcRhAsnbaTBvSGNSQli4I798oGMb8abeMBcKzJoUpWkOQ==\",\n  \"notification_secret\": \"some_notification_secret\",\n  \"notification_url\": \"https://mynotificationurl.com/endpoint\",\n  \"oauth_client_id\": null,\n  \"oauth_client_secret\": null,\n  \"oauth_scope\": \"\",\n  \"oauth_url\": null\n}"

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

{
  "data": {
    "authentication_method": "url_secret",
    "company_id": "019f2433-fb00-c23b-da37-2fe6a4f4f5a6",
    "entity_id": "019f2433-fb00-37f3-5a3c-b516763fa0b5",
    "event_categories_allowed": [
      {
        "category": "boleto",
        "types": [
          "settled",
          "created"
        ]
      }
    ],
    "id": "019f2433-fb00-498e-3527-783b51c21536",
    "inserted_at": "2026-07-02T19:00:14.208505Z",
    "notification_key": "KXe1JxmdHIcRhAsnbaTBvSGNSQli4I798oGMb8abeMBcKzJoUpWkOQ==",
    "notification_secret": "some_notification_secret",
    "notification_url": "https://mynotificationurl.com/endpoint",
    "oauth_client_id": null,
    "oauth_client_secret": null,
    "oauth_scope": "",
    "oauth_url": null,
    "org_id": "019f2433-fb00-c2dd-7d0b-395b07e6a93f",
    "updated_at": "2026-07-02T19:00:14.208514Z"
  }
}

{
  "errors": [
    {
      "detail": "null value where string expected",
      "source": {
        "pointer": "/data/attributes/petName"
      },
      "title": "Invalid value"
    }
  ]
}

{
  "errors": [
    {
      "detail": "null value where string expected",
      "source": {
        "pointer": "/data/attributes/petName"
      },
      "title": "Invalid value"
    }
  ]
}