It seemed you could not pass the authentication and its failing to authenticate.

Could you please add some more details?

Thank you for your reply, we re subscribe it once its expired as it does everymonth, use following to link and then trigger webhook

function subscribe($token){

$url= BASE_URL."/restapi/v1.0/subscription";

$headers = array();

$headers[] = "Content-Type: application/json";

$headers[] = "Authorization: Bearer ".$token;

$headers[] = "Accept: application/json";

$data = array("eventFilters"=>array("/restapi/v1.0/account/~/presence?detailedTelephonyState=true"), "deliveryMode"=>array( "transportType"=> "WebHook","address"=>"https://awplat.tbmslive.com/cli/png/webhook.php"));

$response = curlPost($url, $headers, json_encode($data), true);

return $response;

<?php

define("BASE_URL","https://platform.ringcentral.com");

//define("BASE_URL","https://platform.devtest.ringcentral.com");

define("CLIENT_ID","xXXXXXxxxXXXXXXXXx");

define("APP_SECRET","dddddddXXXXXXXXxxxxxxxXXXXXXXXXXxxxxxxxxXXXXXX");

define("RED_URI","https://tbmslive.com/ringcentral/platinum/process.php");

<?php

require_once("config.php");

if(file_exists("token.json") && file_get_contents("token.json") != ""){

$tok_time = file_get_contents("token_expiry.txt");

$ref_time = file_get_contents("refresh_token_expiry.txt");

if(time() > $tok_time && time() > $ref_time){

unlink("token.json");

unlink("token_expiry.txt");

unlink("refresh_token_expiry.txt");

$url = BASE_URL."/restapi/oauth/authorize?response_type=code&client_id=".CLIENT_ID."&redirect_uri=".RED_URI;

header("Location: ".$url);

exit();

}else if(time() > $tok_time && time() < $ref_time){

$response = json_decode(file_get_contents("token.json"), true);

$refresh_token = $response['refresh_token'];

$response = get_Access_token_by_refresh_token($refresh_token);

$token = $response['access_token'];

file_put_contents("token.json", json_encode($response));

file_put_contents("token_expiry.txt", time() + $response['expires_in']);

file_put_contents("refresh_token_expiry.txt", time() + $response['refresh_token_expires_in']);

}else{

$response = json_decode(file_get_contents("token.json"), true);

$token = $response['access_token'];

}

}else{

if(isset($_GET['code']) && $_GET['code'] != ""){

$code = $_GET['code'];

$url = BASE_URL."/restapi/oauth/token";

$headers = array();

$headers[] = "Content-Type: application/x-www-form-urlencoded";

$data = array(

"grant_type" => "authorization_code",

"code" => $code,

"redirect_uri" => RED_URI,

"client_id"=> CLIENT_ID

);

$response = curlPost($url, $headers, $data, false);

$token = $response['access_token'];

file_put_contents("token.json", json_encode($response));

file_put_contents("token_expiry.txt", time() + $response['expires_in']);

file_put_contents("refresh_token_expiry.txt", time() + $response['refresh_token_expires_in']);

$sub = 2 * 24 * 60 * 60;

$expiry = $response['refresh_token_expires_in'] - $sub;

file_put_contents("expiry.txt", time() + $expiry);

$url = "http" . (($_SERVER['SERVER_PORT'] == 443) ? "s://" : "://") . $_SERVER['HTTP_HOST'] . $_SERVER["PHP_SELF"];

header("Location: ".$url);

}else{

$url = BASE_URL."/restapi/oauth/authorize?response_type=code&client_id=".CLIENT_ID."&redirect_uri=".RED_URI;

header("Location: ".$url);

exit();

}

}

echo "<pre>";

//$response = subscribe($token);

//print_r($response);

$response = getSubscription($token);

print_r($response);

mysql_close();

function curlPost($url, $header, $data, $type){

$ch = curl_init();

curl_setopt($ch, CURLOPT_URL,$url);

curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);

curl_setopt($ch, CURLOPT_HTTPHEADER, $header);

curl_setopt($ch, CURLOPT_POST, true);

if($type){

curl_setopt($ch, CURLOPT_POSTFIELDS, $data);

}else{

curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($data));

}

$result=curl_exec ($ch);

$status_code = curl_getinfo($ch);

curl_close ($ch);

$responce = json_decode($result,true);

return($responce);

}

function curlGet($url, $header){

$ch = curl_init();

curl_setopt($ch, CURLOPT_URL,$url);

curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);

curl_setopt($ch, CURLOPT_HTTPHEADER, $header);

$result=curl_exec ($ch);

$status_code = curl_getinfo($ch);

curl_close ($ch);

$responce = json_decode($result,true);

return($responce);

}

function get_Access_token_by_refresh_token($get_refresh_token){

$url = BASE_URL."/restapi/oauth/token";

$headers = array();

$auth = base64_encode(CLIENT_ID .":". APP_SECRET);

$headers[] = "Content-Type: application/x-www-form-urlencoded";

$headers[] = "Authorization: Basic ".$auth;

$data = array(

"grant_type" => "refresh_token",

"refresh_token" => $get_refresh_token

);

$response = curlPost($url, $headers, $data, false);

return $response;

}

/*

Get Token

*/

function subscribe($token){

$url= BASE_URL."/restapi/v1.0/subscription";

$headers = array();

$headers[] = "Content-Type: application/json";

$headers[] = "Authorization: Bearer ".$token;

$headers[] = "Accept: application/json";

$data = array("eventFilters"=>array("/restapi/v1.0/account/~/presence?detailedTelephonyState=true"), "deliveryMode"=>array( "transportType"=> "WebHook","address"=>"https://tbmslive.com/ringcentral/platinum/webhook.php"));

$response = curlPost($url, $headers, json_encode($data), true);

return $response;

}

function readPresence($token){

$url= BASE_URL."/restapi/v1.0/account/~/extension/~/presence";

$headers = array();

$headers[] = "Content-Type: application/json";

$headers[] = "Authorization: Bearer ".$token;

$headers[] = "Accept: application/json";

$response = curlGet($url, $headers);

return $response;

}

function getSubscription($token){

$url= BASE_URL."/restapi/v1.0/subscription";

$headers = array();

$headers[] = "Content-Type: application/json";

$headers[] = "Authorization: Bearer ".$token;

$headers[] = "Accept: application/json";

$response = curlGet($url, $headers);

return $response;

}

function renewSubscription($token, $id){

$url= BASE_URL."/restapi/v1.0/subscription/{subscriptionId}/renew";

$headers = array();

$headers[] = "Content-Type: application/json";

$headers[] = "Authorization: Bearer ".$token;

$headers[] = "Accept: application/json";

$data = array();

$response = curlPost($url, $headers, json_encode($data), true);

return $response;

}

Do you mind to put code in code block. Bad question description and messy snippet code make it hard to help and thus, will not be answered!