Please i need help..i am trying to access the values inside data from the the webhook sent to my application.
{
      "event": "charge.completed",
      "data": {
        "id": 285959875,
        "tx_ref": "Links-616626414629",
        "flw_ref": "PeterEkene/FLW270177170",
        "device_fingerprint": "a42937f4a73ce8bb8b8df14e63a2df31",
        "amount": 100,
        "currency": "NGN",
        "charged_amount": 100,
        "app_fee": 1.4,
        "merchant_fee": 0,
        "processor_response": "Approved by Financial Institution",
        "auth_model": "PIN",
        "ip": "197.210.64.96",
        "narration": "CARD Transaction ",
        "status": "successful",
        "payment_type": "card",
        "created_at": "2020-07-06T19:17:04.000Z",
        "account_id": 17321,
        "customer": {
          "id": 215604089,
          "name": "Yemi Desola",
          "phone_number": null,
          "email": "user@gmail.com",
          "created_at": "2020-07-06T19:17:04.000Z"
        },
        "card": {
          "first_6digits": "123456",
          "last_4digits": "7889",
          "issuer": "VERVE FIRST CITY MONUMENT BANK PLC",
          "country": "NG",
          "type": "VERVE",
          "expiry": "02/23"
        }
      }
    }
i have tried to call it like this
 $postdata = file_get_contents("php://input");   
  $referenc = $postdata->data->tx_ref; 
but it didnt work..
but if i call just $postdata, i am able to get the full record..but i need just a single record
