#Many of ways is to create a blank object in laravel. When a value or object is empty then set blank or empty object in your output.
#Type 1 :-
$object = (object)array();Output:- “object”: {}
#Type 2
$object = (object)[];Output:- "object": {}
#Type 3 :-
$object = json_decode('{}');Output:- "object": {}
#Type 4 :-
$object = null;Output:- "object": null