curl --request POST \
  --url https://your-instance.example.com/api/workflows/nodes/{type}/test \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "config": {
    "webhookId": "wh_64d2f9c5e8a1d4e001a0b1c3"
  },
  "input": {
    "webhookId": "wh_64d2f9c5e8a1d4e001a0b1c3",
    "payload": {
      "lead": {
        "name": "Alex Nguyen",
        "email": "alex.nguyen@example.com"
      }
    }
  }
}
'

import requests

url = "https://your-instance.example.com/api/workflows/nodes/{type}/test"

payload = {
    "config": { "webhookId": "wh_64d2f9c5e8a1d4e001a0b1c3" },
    "input": {
        "webhookId": "wh_64d2f9c5e8a1d4e001a0b1c3",
        "payload": { "lead": {
                "name": "Alex Nguyen",
                "email": "alex.nguyen@example.com"
            } }
    }
}
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({
    config: {webhookId: 'wh_64d2f9c5e8a1d4e001a0b1c3'},
    input: {
      webhookId: 'wh_64d2f9c5e8a1d4e001a0b1c3',
      payload: {lead: {name: 'Alex Nguyen', email: 'alex.nguyen@example.com'}}
    }
  })
};

fetch('https://your-instance.example.com/api/workflows/nodes/{type}/test', 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://your-instance.example.com/api/workflows/nodes/{type}/test",
  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([
    'config' => [
        'webhookId' => 'wh_64d2f9c5e8a1d4e001a0b1c3'
    ],
    'input' => [
        'webhookId' => 'wh_64d2f9c5e8a1d4e001a0b1c3',
        'payload' => [
                'lead' => [
                                'name' => 'Alex Nguyen',
                                'email' => 'alex.nguyen@example.com'
                ]
        ]
    ]
  ]),
  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://your-instance.example.com/api/workflows/nodes/{type}/test"

	payload := strings.NewReader("{\n  \"config\": {\n    \"webhookId\": \"wh_64d2f9c5e8a1d4e001a0b1c3\"\n  },\n  \"input\": {\n    \"webhookId\": \"wh_64d2f9c5e8a1d4e001a0b1c3\",\n    \"payload\": {\n      \"lead\": {\n        \"name\": \"Alex Nguyen\",\n        \"email\": \"alex.nguyen@example.com\"\n      }\n    }\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://your-instance.example.com/api/workflows/nodes/{type}/test")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"config\": {\n    \"webhookId\": \"wh_64d2f9c5e8a1d4e001a0b1c3\"\n  },\n  \"input\": {\n    \"webhookId\": \"wh_64d2f9c5e8a1d4e001a0b1c3\",\n    \"payload\": {\n      \"lead\": {\n        \"name\": \"Alex Nguyen\",\n        \"email\": \"alex.nguyen@example.com\"\n      }\n    }\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://your-instance.example.com/api/workflows/nodes/{type}/test")

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  \"config\": {\n    \"webhookId\": \"wh_64d2f9c5e8a1d4e001a0b1c3\"\n  },\n  \"input\": {\n    \"webhookId\": \"wh_64d2f9c5e8a1d4e001a0b1c3\",\n    \"payload\": {\n      \"lead\": {\n        \"name\": \"Alex Nguyen\",\n        \"email\": \"alex.nguyen@example.com\"\n      }\n    }\n  }\n}"

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

{
  "success": true,
  "output": {
    "webhookId": "wh_64d2f9c5e8a1d4e001a0b1c3",
    "payload": {
      "lead": {
        "name": "Alex Nguyen",
        "email": "alex.nguyen@example.com"
      }
    }
  },
  "durationMs": 4
}

{
  "success": false,
  "message": "Workflow not found"
}

{
  "success": false,
  "message": "Workflow not found"
}