curl --request POST \
  --url https://sandbox.payfi.global/v1/webhooks \
  --header 'Content-Type: application/json' \
  --header 'Idempotency-Key: <api-key>' \
  --header 'X-PayFi-Api-Key: <api-key>' \
  --header 'X-PayFi-Nonce: <api-key>' \
  --header 'X-PayFi-Signature: <api-key>' \
  --data '
{
  "name": "Acme endpoint",
  "url": "https://acme.example/payfi/webhooks",
  "eventTypes": [
    "operation.created",
    "operation.requirements.ready",
    "operation.analysis.completed",
    "operation.action_required"
  ]
}
'

import requests

url = "https://sandbox.payfi.global/v1/webhooks"

payload = {
    "name": "Acme endpoint",
    "url": "https://acme.example/payfi/webhooks",
    "eventTypes": ["operation.created", "operation.requirements.ready", "operation.analysis.completed", "operation.action_required"]
}
headers = {
    "X-PayFi-Api-Key": "<api-key>",
    "X-PayFi-Nonce": "<api-key>",
    "X-PayFi-Signature": "<api-key>",
    "Idempotency-Key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'X-PayFi-Api-Key': '<api-key>',
    'X-PayFi-Nonce': '<api-key>',
    'X-PayFi-Signature': '<api-key>',
    'Idempotency-Key': '<api-key>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    name: 'Acme endpoint',
    url: 'https://acme.example/payfi/webhooks',
    eventTypes: [
      'operation.created',
      'operation.requirements.ready',
      'operation.analysis.completed',
      'operation.action_required'
    ]
  })
};

fetch('https://sandbox.payfi.global/v1/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://sandbox.payfi.global/v1/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([
    'name' => 'Acme endpoint',
    'url' => 'https://acme.example/payfi/webhooks',
    'eventTypes' => [
        'operation.created',
        'operation.requirements.ready',
        'operation.analysis.completed',
        'operation.action_required'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "Idempotency-Key: <api-key>",
    "X-PayFi-Api-Key: <api-key>",
    "X-PayFi-Nonce: <api-key>",
    "X-PayFi-Signature: <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://sandbox.payfi.global/v1/webhooks"

	payload := strings.NewReader("{\n  \"name\": \"Acme endpoint\",\n  \"url\": \"https://acme.example/payfi/webhooks\",\n  \"eventTypes\": [\n    \"operation.created\",\n    \"operation.requirements.ready\",\n    \"operation.analysis.completed\",\n    \"operation.action_required\"\n  ]\n}")

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

	req.Header.Add("X-PayFi-Api-Key", "<api-key>")
	req.Header.Add("X-PayFi-Nonce", "<api-key>")
	req.Header.Add("X-PayFi-Signature", "<api-key>")
	req.Header.Add("Idempotency-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://sandbox.payfi.global/v1/webhooks")
  .header("X-PayFi-Api-Key", "<api-key>")
  .header("X-PayFi-Nonce", "<api-key>")
  .header("X-PayFi-Signature", "<api-key>")
  .header("Idempotency-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"Acme endpoint\",\n  \"url\": \"https://acme.example/payfi/webhooks\",\n  \"eventTypes\": [\n    \"operation.created\",\n    \"operation.requirements.ready\",\n    \"operation.analysis.completed\",\n    \"operation.action_required\"\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sandbox.payfi.global/v1/webhooks")

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

request = Net::HTTP::Post.new(url)
request["X-PayFi-Api-Key"] = '<api-key>'
request["X-PayFi-Nonce"] = '<api-key>'
request["X-PayFi-Signature"] = '<api-key>'
request["Idempotency-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"Acme endpoint\",\n  \"url\": \"https://acme.example/payfi/webhooks\",\n  \"eventTypes\": [\n    \"operation.created\",\n    \"operation.requirements.ready\",\n    \"operation.analysis.completed\",\n    \"operation.action_required\"\n  ]\n}"

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

{
  "webhookId": "whe_example",
  "name": "Acme endpoint",
  "url": "https://acme.example/payfi/webhooks",
  "status": "ACTIVE",
  "eventTypes": [
    "operation.created",
    "operation.requirements.ready",
    "operation.analysis.completed",
    "operation.action_required"
  ],
  "secretPreview": "whsec_te...abcd",
  "secret": "whsec_test_returned_once",
  "createdAt": "2026-05-20T12:00:00.000Z",
  "updatedAt": "2026-05-20T12:00:00.000Z"
}

{
  "error": {
    "code": "INVALID_REQUEST",
    "message": "The request payload is invalid."
  }
}

{
  "error": {
    "code": "UNAUTHORIZED",
    "message": "Authentication failed."
  }
}