not getting webhook post request json data in my laravel controller

1public function handle(Request $request) {
2  
3  if(! $request->has('id') ) {
4    return ;
5  } // <-- don't forget this check
6
7  $payment = Mollie::api()->payments()->get($request->id);
8
9  if($payment->isPaid()) {
10    $donate = Donate::where('payment_id', $request->id)->firstOrFail();
11    $donate->payment_status = "Paid";
12    $donate->save();
13  }
14}