{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xdc3040408839585acd2d158f1c648a2b38a06c616c76f5d17741afb803091989",
    "signature": "0x4aa1570d188ed8f02e3bb6502fdbb7143ca75fa3e3e2b37ebf6f185b35b48fce0693fd398c8d5ffb6c5ea7f388339790a1e35ebc64b982b4ad3dfec962b09d5e1c",
    "signer": "0x2c1409FEfaD186fAA53000b416a10603A8d39d7a",
    "userId": "1710793"
  }
}