Track a single event

curl --request POST \
  --url https://{host}/v1/track \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "event": "signup",
  "timestamp": "2025-10-29T22:00:00.778Z",
  "properties": {
    "plan": "basic",
    "accountType": "email",
    "freeTrial": true
  },
  "messageId": "8b0f62f9-1e8e-4f15-8c2a-9d23c9c6c0e2"
}
'

import requests

url = "https://{host}/v1/track"

payload = {
    "event": "signup",
    "timestamp": "2025-10-29T22:00:00.778Z",
    "properties": {
        "plan": "basic",
        "accountType": "email",
        "freeTrial": True
    },
    "messageId": "8b0f62f9-1e8e-4f15-8c2a-9d23c9c6c0e2"
}
headers = {
    "Authorization": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    event: 'signup',
    timestamp: '2025-10-29T22:00:00.778Z',
    properties: {plan: 'basic', accountType: 'email', freeTrial: true},
    messageId: '8b0f62f9-1e8e-4f15-8c2a-9d23c9c6c0e2'
  })
};

fetch('https://{host}/v1/track', 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://{host}/v1/track",
  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([
    'event' => 'signup',
    'timestamp' => '2025-10-29T22:00:00.778Z',
    'properties' => [
        'plan' => 'basic',
        'accountType' => 'email',
        'freeTrial' => true
    ],
    'messageId' => '8b0f62f9-1e8e-4f15-8c2a-9d23c9c6c0e2'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <api-key>",
    "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://{host}/v1/track"

	payload := strings.NewReader("{\n  \"event\": \"signup\",\n  \"timestamp\": \"2025-10-29T22:00:00.778Z\",\n  \"properties\": {\n    \"plan\": \"basic\",\n    \"accountType\": \"email\",\n    \"freeTrial\": true\n  },\n  \"messageId\": \"8b0f62f9-1e8e-4f15-8c2a-9d23c9c6c0e2\"\n}")

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

	req.Header.Add("Authorization", "<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://{host}/v1/track")
  .header("Authorization", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"event\": \"signup\",\n  \"timestamp\": \"2025-10-29T22:00:00.778Z\",\n  \"properties\": {\n    \"plan\": \"basic\",\n    \"accountType\": \"email\",\n    \"freeTrial\": true\n  },\n  \"messageId\": \"8b0f62f9-1e8e-4f15-8c2a-9d23c9c6c0e2\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://{host}/v1/track")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"event\": \"signup\",\n  \"timestamp\": \"2025-10-29T22:00:00.778Z\",\n  \"properties\": {\n    \"plan\": \"basic\",\n    \"accountType\": \"email\",\n    \"freeTrial\": true\n  },\n  \"messageId\": \"8b0f62f9-1e8e-4f15-8c2a-9d23c9c6c0e2\"\n}"

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

{
  "status": "ok",
  "messageId": "8b0f62f9-1e8e-4f15-8c2a-9d23c9c6c0e2"
}

{
  "error": "Invalid event format."
}

{
  "error": "Unauthorized"
}

{
  "error": "Payload exceeds maximum allowed size (10MB)."
}

{
  "error": "Rate limit exceeded. Please retry later."
}

{
  "error": "Internal server error. Please try again later."
}