curl --request POST \
  --url https://api.embeddables.com/projects/{projectId}/events \
  --header 'Content-Type: application/json' \
  --header 'X-Api-Key: <x-api-key>' \
  --data '
{
  "embeddable_id": "flow_myexampleflow",
  "timestamp": "2022-01-01T00:00:00.000Z",
  "custom_event_name": "my_custom_event",
  "custom_event_props": "{ \"my_prop\": \"my_val\" }",
  "identifiers": [
    {
      "key": "email",
      "value": "\"test@test.com\""
    }
  ]
}
'

import requests

url = "https://api.embeddables.com/projects/{projectId}/events"

payload = {
    "embeddable_id": "flow_myexampleflow",
    "timestamp": "2022-01-01T00:00:00.000Z",
    "custom_event_name": "my_custom_event",
    "custom_event_props": "{ \"my_prop\": \"my_val\" }",
    "identifiers": [
        {
            "key": "email",
            "value": "\"test@test.com\""
        }
    ]
}
headers = {
    "X-Api-Key": "<x-api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-Api-Key': '<x-api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    embeddable_id: 'flow_myexampleflow',
    timestamp: '2022-01-01T00:00:00.000Z',
    custom_event_name: 'my_custom_event',
    custom_event_props: '{ "my_prop": "my_val" }',
    identifiers: [{key: 'email', value: '"test@test.com"'}]
  })
};

fetch('https://api.embeddables.com/projects/{projectId}/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.embeddables.com/projects/{projectId}/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([
    'embeddable_id' => 'flow_myexampleflow',
    'timestamp' => '2022-01-01T00:00:00.000Z',
    'custom_event_name' => 'my_custom_event',
    'custom_event_props' => '{ "my_prop": "my_val" }',
    'identifiers' => [
        [
                'key' => 'email',
                'value' => '"test@test.com"'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-Api-Key: <x-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://api.embeddables.com/projects/{projectId}/events"

	payload := strings.NewReader("{\n  \"embeddable_id\": \"flow_myexampleflow\",\n  \"timestamp\": \"2022-01-01T00:00:00.000Z\",\n  \"custom_event_name\": \"my_custom_event\",\n  \"custom_event_props\": \"{ \\\"my_prop\\\": \\\"my_val\\\" }\",\n  \"identifiers\": [\n    {\n      \"key\": \"email\",\n      \"value\": \"\\\"test@test.com\\\"\"\n    }\n  ]\n}")

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

	req.Header.Add("X-Api-Key", "<x-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://api.embeddables.com/projects/{projectId}/events")
  .header("X-Api-Key", "<x-api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"embeddable_id\": \"flow_myexampleflow\",\n  \"timestamp\": \"2022-01-01T00:00:00.000Z\",\n  \"custom_event_name\": \"my_custom_event\",\n  \"custom_event_props\": \"{ \\\"my_prop\\\": \\\"my_val\\\" }\",\n  \"identifiers\": [\n    {\n      \"key\": \"email\",\n      \"value\": \"\\\"test@test.com\\\"\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.embeddables.com/projects/{projectId}/events")

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

request = Net::HTTP::Post.new(url)
request["X-Api-Key"] = '<x-api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"embeddable_id\": \"flow_myexampleflow\",\n  \"timestamp\": \"2022-01-01T00:00:00.000Z\",\n  \"custom_event_name\": \"my_custom_event\",\n  \"custom_event_props\": \"{ \\\"my_prop\\\": \\\"my_val\\\" }\",\n  \"identifiers\": [\n    {\n      \"key\": \"email\",\n      \"value\": \"\\\"test@test.com\\\"\"\n    }\n  ]\n}"

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

{
  "group_id": "group_myexamplegroup",
  "project_id": "pr_myexampleproject",
  "embeddable_id": "flow_myexampleflow",
  "embeddable_version_number": 1,
  "contact_id": "contact_myexamplecontact",
  "entry_id": "entry_myexampleentry",
  "timestamp": "2022-01-01T00:00:00Z",
  "event_type": "custom_event:triggered",
  "custom_event_name": "my_custom_event",
  "custom_event_props": "{ \"my_prop\": \"my_val\" }"
}

{
  "error": {
    "code": "<string>",
    "message": "<string>"
  },
  "projectId": "<string>"
}

{
  "error": {
    "code": "<string>",
    "message": "<string>"
  },
  "entryId": "<string>"
}