{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb6259ff511c916922c1a0bfed80325c46f7be43ed371b906041ef6d6f5057e41",
    "signature": "0xce9fb4c7c1f105168d3f017caeec5a058bb98a106bea7b325076593a695cf7db1e3c6ffe91f0e3e36abda64e3389a604343cbf4d4b4d74477998b1744e9e60811b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}