{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x305a321d9ba2ccbcfe7d2b251e93d57bb7d3837e73802258ce59b270407fed1b",
    "signature": "0xca4959de6d680f61ce7bf707e9775b636908db29d0cd1e87ff3bdc5dd5df90575474d466f8a5dc337e55a242ff27b5ee1ed29bcd54e8b8213f991cf50da7e7db1c",
    "signer": "0x97C991EBEE1c79Da63246f56F0ACb7bcd8F424f8",
    "userId": "558787979"
  }
}