*/ protected $fillable = [ 'operator_type', 'operator_id', 'module_code', 'action_code', 'target_type', 'target_id', 'before_json', 'after_json', 'ip', 'user_agent', ]; protected function casts(): array { return [ 'operator_id' => 'integer', 'before_json' => 'json', 'after_json' => 'json', 'created_at' => 'datetime', ]; } }