curl --request POST \
  --url https://api.example.com/api/internal/execution/trade-update \
  --header 'Content-Type: application/json' \
  --data '
{
  "user_id": "<string>",
  "event_type": "<string>",
  "order_id": "<string>",
  "dedup_key": "<string>",
  "client_order_id": "<string>",
  "filled_qty": 123,
  "filled_avg_price": 123,
  "filled_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "replaced_by": "<string>",
  "total_order_qty": 123,
  "fill_context": "entry",
  "source": "websocket",
  "received_at": "2023-11-07T05:31:56Z"
}
'

import requests

url = "https://api.example.com/api/internal/execution/trade-update"

payload = {
    "user_id": "<string>",
    "event_type": "<string>",
    "order_id": "<string>",
    "dedup_key": "<string>",
    "client_order_id": "<string>",
    "filled_qty": 123,
    "filled_avg_price": 123,
    "filled_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z",
    "replaced_by": "<string>",
    "total_order_qty": 123,
    "fill_context": "entry",
    "source": "websocket",
    "received_at": "2023-11-07T05:31:56Z"
}
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({
    user_id: '<string>',
    event_type: '<string>',
    order_id: '<string>',
    dedup_key: '<string>',
    client_order_id: '<string>',
    filled_qty: 123,
    filled_avg_price: 123,
    filled_at: '2023-11-07T05:31:56Z',
    updated_at: '2023-11-07T05:31:56Z',
    replaced_by: '<string>',
    total_order_qty: 123,
    fill_context: 'entry',
    source: 'websocket',
    received_at: '2023-11-07T05:31:56Z'
  })
};

fetch('https://api.example.com/api/internal/execution/trade-update', 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.example.com/api/internal/execution/trade-update",
  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([
    'user_id' => '<string>',
    'event_type' => '<string>',
    'order_id' => '<string>',
    'dedup_key' => '<string>',
    'client_order_id' => '<string>',
    'filled_qty' => 123,
    'filled_avg_price' => 123,
    'filled_at' => '2023-11-07T05:31:56Z',
    'updated_at' => '2023-11-07T05:31:56Z',
    'replaced_by' => '<string>',
    'total_order_qty' => 123,
    'fill_context' => 'entry',
    'source' => 'websocket',
    'received_at' => '2023-11-07T05:31:56Z'
  ]),
  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.example.com/api/internal/execution/trade-update"

	payload := strings.NewReader("{\n  \"user_id\": \"<string>\",\n  \"event_type\": \"<string>\",\n  \"order_id\": \"<string>\",\n  \"dedup_key\": \"<string>\",\n  \"client_order_id\": \"<string>\",\n  \"filled_qty\": 123,\n  \"filled_avg_price\": 123,\n  \"filled_at\": \"2023-11-07T05:31:56Z\",\n  \"updated_at\": \"2023-11-07T05:31:56Z\",\n  \"replaced_by\": \"<string>\",\n  \"total_order_qty\": 123,\n  \"fill_context\": \"entry\",\n  \"source\": \"websocket\",\n  \"received_at\": \"2023-11-07T05:31:56Z\"\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.example.com/api/internal/execution/trade-update")
  .header("Content-Type", "application/json")
  .body("{\n  \"user_id\": \"<string>\",\n  \"event_type\": \"<string>\",\n  \"order_id\": \"<string>\",\n  \"dedup_key\": \"<string>\",\n  \"client_order_id\": \"<string>\",\n  \"filled_qty\": 123,\n  \"filled_avg_price\": 123,\n  \"filled_at\": \"2023-11-07T05:31:56Z\",\n  \"updated_at\": \"2023-11-07T05:31:56Z\",\n  \"replaced_by\": \"<string>\",\n  \"total_order_qty\": 123,\n  \"fill_context\": \"entry\",\n  \"source\": \"websocket\",\n  \"received_at\": \"2023-11-07T05:31:56Z\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.example.com/api/internal/execution/trade-update")

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  \"user_id\": \"<string>\",\n  \"event_type\": \"<string>\",\n  \"order_id\": \"<string>\",\n  \"dedup_key\": \"<string>\",\n  \"client_order_id\": \"<string>\",\n  \"filled_qty\": 123,\n  \"filled_avg_price\": 123,\n  \"filled_at\": \"2023-11-07T05:31:56Z\",\n  \"updated_at\": \"2023-11-07T05:31:56Z\",\n  \"replaced_by\": \"<string>\",\n  \"total_order_qty\": 123,\n  \"fill_context\": \"entry\",\n  \"source\": \"websocket\",\n  \"received_at\": \"2023-11-07T05:31:56Z\"\n}"

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

{}

{
  "detail": [
    {
      "loc": [
        "<string>"
      ],
      "msg": "<string>",
      "type": "<string>",
      "input": "<unknown>",
      "ctx": {}
    }
  ]
}