{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xbe651659ece2e3dd4a0eee7aaaf4e364fad1fe268a6b6b84fbcc02fe999d89ac",
    "signature": "0x8861430c437f1ec6820916f1b3e50abf6c845c7b3c98a2dc84f313b974d86a9905da6a5031ceb53f185f3c8e3ae5741c8a830dc450b7712480112a2b1a527aec1b",
    "signer": "0x89e959Ce634B73019d7cebb43AF1BF452986477b",
    "userId": "760665704"
  }
}