อยากได้ array php จาก object javascript ค่ะ

file store_today.json

{"1":[{"brand_name":"Samsung","brand_dir":"samsung","model_name":"Galaxy A3 (2017)",
"price":"11900.00","display_diagonal":"4.7","price_sell":"11900.00","partner_id":"9",
"keychain":"110003390","image":"https://www.topvalue.com/media/catalog/product/3/5/35_38.jpg",
"keytype_p":"pid","shotname":"topvalue"}],
"2":[{"brand_name":"Vivo","brand_dir":"vivo","model_name":"V5 Plus","price":"13990.00",
"display_diagonal":"5.5","price_sell":"13490.00","partner_id":"108","keychain":"720",
"image":"http://goods.co.th/images/detailed/4/v5p-g.jpg?t=1485599293","keytype_p":"pid","shotname":"goods"}]}

			$.get("store_today.json",{},function(result){
				$.post("example.php",result,function(response){
					
				});
			  });