curl --request POST \
  --url https://api.trench.dev/events \
  --header 'Content-Type: application/json' \
  --data '
{
  "events": [
    {
      "anonymousId": "guest-1234567890",
      "event": "UserSignedUp",
      "timestamp": "2021-01-01T00:00:00Z",
      "type": "track",
      "userId": "user-1234567890",
      "groupId": "group-1234567890",
      "properties": {
        "page": "/home",
        "referrer": "https://www.google.com"
      },
      "traits": {
        "email": "john.doe@example.com",
        "name": "John Doe"
      },
      "instanceId": "customer-1234567890"
    }
  ]
}
'

import requests

url = "https://api.trench.dev/events"

payload = { "events": [
        {
            "anonymousId": "guest-1234567890",
            "event": "UserSignedUp",
            "timestamp": "2021-01-01T00:00:00Z",
            "type": "track",
            "userId": "user-1234567890",
            "groupId": "group-1234567890",
            "properties": {
                "page": "/home",
                "referrer": "https://www.google.com"
            },
            "traits": {
                "email": "john.doe@example.com",
                "name": "John Doe"
            },
            "instanceId": "customer-1234567890"
        }
    ] }
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    events: [
      {
        anonymousId: 'guest-1234567890',
        event: 'UserSignedUp',
        timestamp: '2021-01-01T00:00:00Z',
        type: 'track',
        userId: 'user-1234567890',
        groupId: 'group-1234567890',
        properties: {page: '/home', referrer: 'https://www.google.com'},
        traits: {email: 'john.doe@example.com', name: 'John Doe'},
        instanceId: 'customer-1234567890'
      }
    ]
  })
};

fetch('https://api.trench.dev/events', 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.trench.dev/events",
  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([
    'events' => [
        [
                'anonymousId' => 'guest-1234567890',
                'event' => 'UserSignedUp',
                'timestamp' => '2021-01-01T00:00:00Z',
                'type' => 'track',
                'userId' => 'user-1234567890',
                'groupId' => 'group-1234567890',
                'properties' => [
                                'page' => '/home',
                                'referrer' => 'https://www.google.com'
                ],
                'traits' => [
                                'email' => 'john.doe@example.com',
                                'name' => 'John Doe'
                ],
                'instanceId' => 'customer-1234567890'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "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.trench.dev/events"

	payload := strings.NewReader("{\n  \"events\": [\n    {\n      \"anonymousId\": \"guest-1234567890\",\n      \"event\": \"UserSignedUp\",\n      \"timestamp\": \"2021-01-01T00:00:00Z\",\n      \"type\": \"track\",\n      \"userId\": \"user-1234567890\",\n      \"groupId\": \"group-1234567890\",\n      \"properties\": {\n        \"page\": \"/home\",\n        \"referrer\": \"https://www.google.com\"\n      },\n      \"traits\": {\n        \"email\": \"john.doe@example.com\",\n        \"name\": \"John Doe\"\n      },\n      \"instanceId\": \"customer-1234567890\"\n    }\n  ]\n}")

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

	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.trench.dev/events")
  .header("Content-Type", "application/json")
  .body("{\n  \"events\": [\n    {\n      \"anonymousId\": \"guest-1234567890\",\n      \"event\": \"UserSignedUp\",\n      \"timestamp\": \"2021-01-01T00:00:00Z\",\n      \"type\": \"track\",\n      \"userId\": \"user-1234567890\",\n      \"groupId\": \"group-1234567890\",\n      \"properties\": {\n        \"page\": \"/home\",\n        \"referrer\": \"https://www.google.com\"\n      },\n      \"traits\": {\n        \"email\": \"john.doe@example.com\",\n        \"name\": \"John Doe\"\n      },\n      \"instanceId\": \"customer-1234567890\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.trench.dev/events")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"events\": [\n    {\n      \"anonymousId\": \"guest-1234567890\",\n      \"event\": \"UserSignedUp\",\n      \"timestamp\": \"2021-01-01T00:00:00Z\",\n      \"type\": \"track\",\n      \"userId\": \"user-1234567890\",\n      \"groupId\": \"group-1234567890\",\n      \"properties\": {\n        \"page\": \"/home\",\n        \"referrer\": \"https://www.google.com\"\n      },\n      \"traits\": {\n        \"email\": \"john.doe@example.com\",\n        \"name\": \"John Doe\"\n      },\n      \"instanceId\": \"customer-1234567890\"\n    }\n  ]\n}"

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