{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2519ebd55802962b898a5a8fd30fb791127cba00786846f4b4d0a314a81f71d3",
    "signature": "0x5a88cb7812bfa2f5689982efc2644ba867e97549cffa2dcebba1131a631e922614bbb49600350d02d36310885e75d4aa3f4b8e8ec0a4be921006fa9d732ea3ac1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}