I have a Json as follows in which I 've to get only transId inside response in php. please help as I am new to php
{
"type": null,
"requestuid": null,
"orderId": "anand12345",
"status": "SUCCESS",
"statusCode": "SUCCESS",
"statusMessage": "SUCCESS",
"response": {
"transId": "1408544"
},
"metadata": "Testing Data"
}