array_key_exists() expects parameter 2 to be array, string given about jsonq HOT 2 CLOSED

class C\A\MicroService
public function handle(string $json) : array
    {
        $jsonq = new Jsonq();
        $jsonq->json($json);

        $matchLevel = $jsonq->from('matchLevel')->get();

        if($matchLevel != 'Street number'){
            throw new \Exception('To low matchLevel, level is ' . $matchLevel );
        }

        $res = $jsonq->from('products')->get();
        return $res;
    }

// class C\A\MicroService
public function handle(string $json) : array
{
        $jsonq = new Jsonq();
        $jsonq->json($json);

        // Repeated the object, clone does not work
        $jsonq2 = new Jsonq();
        // Run json method again. 
        $jsonq2->json($json);

        // Use the second json here
        $matchLevel = $jsonq2->from('matchLevel')->get();

        if($matchLevel != 'Street number'){
            throw new \Exception('To low matchLevel, level is ' . $matchLevel );
        }

        //Use the first json here
        $res = $jsonq->from('products')->get();
        return $res;
}