@if(isset($notification)) @endif
{!! Form::label('title','Notification Title') !!} {!! Form::text('title' , @$notification->title , ['class' => 'form-control','placeholder' => 'Notification Title','required'=>'true']) !!}
{!! Form::label('body','Notification Description') !!} {!! Form::text('body' , @$notification->body , ['class' => 'form-control','placeholder' => 'Notification Description','required'=>'true']) !!}
{!! Form::label('action_label','Notification Action Label') !!} {!! Form::text('action_label' , @$notification->action_label , ['class' => 'form-control','placeholder' => 'Notification Action Label','required'=>'true']) !!}
{!! Form::text('interval_time' , optional($interval)['intervalTime'] ?? 5 , ['class' => 'form-control','placeholder' => 'Value','required'=>'true']) !!}
{!! Form::select('interval_value', ['minute' => 'Minute', 'hour' => 'Hour', 'day' => 'Day'] , optional($interval)['intervalValue'] , ['class' => 'form-control action','id' => 'action']) !!}

Interval should be more than 4 minutes.