{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4f0b4a06110dcaa725166b3fedea5edda91b55684136ad8ba70d467e4b5628a1",
    "signature": "0xc69d2d748068ea44cf9a80b94778666fb22ab6c3ec953ceecad7e84a911b411d0fbf8c29d031bdc00980d6099ffd21eaaaf07219d97d66e5d93c29d5c5825b491c",
    "signer": "0xe2c88842b0566d0d863E8147E7BE6EA260224Bc2",
    "userId": "107422769"
  }
}