{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9bc2f451454464bb792c188432aed2af00bea98c7bb1c2ef8a6db799f0e81303",
    "signature": "0x07b0a8431c387e1dc3ceb93a5b4f2c6c39443b353945a93ce8d89169e1d2976257fd03967908bdf69039c2ee01a57c40d9c6edbce43d02ec934ff02772efc6bc1b",
    "signer": "0x4562AbCA999827Bf76Dbcf64906e89ae587b4727",
    "userId": "3537"
  }
}