{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x7fcd2db2ffa986dc5ff006e35c7e26c220b95171fbc6d91fc4e09475d12acb23",
    "signature": "0x98cd1bbdb4832afa024435a4d831d98bd113d91f49c5e90c89db97e7a4cb4bc1403097c7815375c68c48989f7c7ed320a0c715750c37dbd0ba6e4bc896583e751b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}