curl --request POST \
  --url http://localhost/mogl/mogl-backend/api/sendMessage \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "receiver_user_id": 1,
  "message": "Hello, how are you?",
  "attachment": null,
  "has_fixed_attachment": false,
  "reply_id": 1,
  "athlete_id": 123,
  "job_id": 1,
  "milestone_id": 1,
  "milestone_athlete_rel_id": 1,
  "addChatWithApproval": false,
  "from_mass_messaging": false
}
'

import requests

url = "http://localhost/mogl/mogl-backend/api/sendMessage"

payload = {
    "receiver_user_id": 1,
    "message": "Hello, how are you?",
    "attachment": None,
    "has_fixed_attachment": False,
    "reply_id": 1,
    "athlete_id": 123,
    "job_id": 1,
    "milestone_id": 1,
    "milestone_athlete_rel_id": 1,
    "addChatWithApproval": False,
    "from_mass_messaging": False
}
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({
    receiver_user_id: 1,
    message: 'Hello, how are you?',
    attachment: null,
    has_fixed_attachment: false,
    reply_id: 1,
    athlete_id: 123,
    job_id: 1,
    milestone_id: 1,
    milestone_athlete_rel_id: 1,
    addChatWithApproval: false,
    from_mass_messaging: false
  })
};

fetch('http://localhost/mogl/mogl-backend/api/sendMessage', 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 => "http://localhost/mogl/mogl-backend/api/sendMessage",
  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([
    'receiver_user_id' => 1,
    'message' => 'Hello, how are you?',
    'attachment' => null,
    'has_fixed_attachment' => false,
    'reply_id' => 1,
    'athlete_id' => 123,
    'job_id' => 1,
    'milestone_id' => 1,
    'milestone_athlete_rel_id' => 1,
    'addChatWithApproval' => false,
    'from_mass_messaging' => false
  ]),
  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 := "http://localhost/mogl/mogl-backend/api/sendMessage"

	payload := strings.NewReader("{\n  \"receiver_user_id\": 1,\n  \"message\": \"Hello, how are you?\",\n  \"attachment\": null,\n  \"has_fixed_attachment\": false,\n  \"reply_id\": 1,\n  \"athlete_id\": 123,\n  \"job_id\": 1,\n  \"milestone_id\": 1,\n  \"milestone_athlete_rel_id\": 1,\n  \"addChatWithApproval\": false,\n  \"from_mass_messaging\": false\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("http://localhost/mogl/mogl-backend/api/sendMessage")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"receiver_user_id\": 1,\n  \"message\": \"Hello, how are you?\",\n  \"attachment\": null,\n  \"has_fixed_attachment\": false,\n  \"reply_id\": 1,\n  \"athlete_id\": 123,\n  \"job_id\": 1,\n  \"milestone_id\": 1,\n  \"milestone_athlete_rel_id\": 1,\n  \"addChatWithApproval\": false,\n  \"from_mass_messaging\": false\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("http://localhost/mogl/mogl-backend/api/sendMessage")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"receiver_user_id\": 1,\n  \"message\": \"Hello, how are you?\",\n  \"attachment\": null,\n  \"has_fixed_attachment\": false,\n  \"reply_id\": 1,\n  \"athlete_id\": 123,\n  \"job_id\": 1,\n  \"milestone_id\": 1,\n  \"milestone_athlete_rel_id\": 1,\n  \"addChatWithApproval\": false,\n  \"from_mass_messaging\": false\n}"

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