curl --request POST \
  --url https://api.wachap.com/v1/whatsapp/groups/send \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "accountId": "account_123",
  "groupJid": "120363123456789012@g.us",
  "type": "text",
  "content": "Confirmez-vous votre participation ?",
  "buttons": [
    {
      "id": "yes",
      "text": "Oui",
      "type": "reply"
    },
    {
      "id": "no",
      "text": "Non",
      "type": "reply"
    }
  ],
  "footerText": "Réunion WaChap"
}
'

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    accountId: 'account_123',
    groupJid: '120363123456789012@g.us',
    type: 'text',
    content: 'Confirmez-vous votre participation ?',
    buttons: [
      {id: 'yes', text: 'Oui', type: 'reply'},
      {id: 'no', text: 'Non', type: 'reply'}
    ],
    footerText: 'Réunion WaChap'
  })
};

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

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    accountId: 'account_123',
    groupJid: '120363123456789012@g.us',
    type: 'text',
    content: 'Confirmez-vous votre participation ?',
    buttons: [
      {id: 'yes', text: 'Oui', type: 'reply'},
      {id: 'no', text: 'Non', type: 'reply'}
    ],
    footerText: 'Réunion WaChap'
  })
};

fetch('https://api.wachap.com/v1/whatsapp/groups/send', 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/send"

payload = {
    "accountId": "account_123",
    "groupJid": "120363123456789012@g.us",
    "type": "text",
    "content": "Confirmez-vous votre participation ?",
    "buttons": [
        {
            "id": "yes",
            "text": "Oui",
            "type": "reply"
        },
        {
            "id": "no",
            "text": "Non",
            "type": "reply"
        }
    ],
    "footerText": "Réunion WaChap"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.wachap.com/v1/whatsapp/groups/send",
  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([
    'accountId' => 'account_123',
    'groupJid' => '120363123456789012@g.us',
    'type' => 'text',
    'content' => 'Confirmez-vous votre participation ?',
    'buttons' => [
        [
                'id' => 'yes',
                'text' => 'Oui',
                'type' => 'reply'
        ],
        [
                'id' => 'no',
                'text' => 'Non',
                'type' => 'reply'
        ]
    ],
    'footerText' => 'Réunion WaChap'
  ]),
  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 := "https://api.wachap.com/v1/whatsapp/groups/send"

	payload := strings.NewReader("{\n  \"accountId\": \"account_123\",\n  \"groupJid\": \"120363123456789012@g.us\",\n  \"type\": \"text\",\n  \"content\": \"Confirmez-vous votre participation ?\",\n  \"buttons\": [\n    {\n      \"id\": \"yes\",\n      \"text\": \"Oui\",\n      \"type\": \"reply\"\n    },\n    {\n      \"id\": \"no\",\n      \"text\": \"Non\",\n      \"type\": \"reply\"\n    }\n  ],\n  \"footerText\": \"Réunion WaChap\"\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))

}