{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb5be0dac436f9dde0c337610f1a32e90f0a917c79c0d42fec961a7b8929f0f05",
    "signature": "0x2cc439604e90c0099aa27d83555b309fd64aee8139310312846be0ee81a8522d3aff5a754fa964990d24d78556efa11b79241412add80967a57f6caf6269cf521c",
    "signer": "0xf7cb5Bb69a63cFcc4E9FEAB1eD8Ba25fcD527B3e",
    "userId": "976458054"
  }
}