[ 'json_validate' => ['bool', 'json'=>'string', 'depth='=>'positive-int', 'flags='=>'int'], ], 'changed' => [ 'gc_status' => [ 'old' => ['array{runs:int,collected:int,threshold:int,roots:int}'], 'new' => ['array{runs:int,collected:int,threshold:int,roots:int,running:bool,protected:bool,full:bool,buffer_size:int}'], ], ], 'removed' => [ ], ];