curl -X POST "https://api.wachap.com/v1/whatsapp/groups/update/subject" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer token" \
  -d '{
    "accountId": "a1233b-a1233b-a1233b-a1233b-a1233bcdjdg9878",
    "groupJid": "120363123456789012@g.us",
    "subject": "New Group Name"
  }'

const res = await fetch("https://api.wachap.com/v1/whatsapp/groups/update/subject", {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'Authorization': 'Bearer token'
  },
  body: JSON.stringify({
    accountId: "a1233b-a1233b-a1233b-a1233b-a1233bcdjdg9878",
    groupJid: "120363123456789012@g.us",
    subject: "New Group Name"
  })
});
const data = await res.json();
console.log(data);

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({accountId: '<string>', groupJid: '<string>', subject: '<string>'})
};

fetch('https://api.wachap.com/v1/whatsapp/groups/update/subject', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests
url = "https://api.wachap.com/v1/whatsapp/groups/update/subject"
headers = {
    "Content-Type": "application/json",
    "Authorization": "Bearer token"
}
data = {
    "accountId": "a1233b-a1233b-a1233b-a1233b-a1233bcdjdg9878",
    "groupJid": "120363123456789012@g.us",
    "subject": "New Group Name"
}
response = requests.post(url, json=data, headers=headers)
print(response.json())

<?php
$url = 'https://api.wachap.com/v1/whatsapp/groups/update/subject';
$data = [
    'accountId' => 'a1233b-a1233b-a1233b-a1233b-a1233bcdjdg9878',
    'groupJid' => '120363123456789012@g.us',
    'subject' => 'New Group Name'
];
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    'Content-Type: application/json',
    'Authorization: Bearer token'
]);
$response = curl_exec($ch);
curl_close($ch);
echo $response;
?>

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.wachap.com/v1/whatsapp/groups/update/subject"

	payload := strings.NewReader("{\n  \"accountId\": \"<string>\",\n  \"groupJid\": \"<string>\",\n  \"subject\": \"<string>\"\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))

}

{
  "success": true,
  "message": "<string>",
  "newSubject": "<string>"
}