{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd7a77815f2019a4e4ec66819d0a9bc03d05511559da8e047c050d372da00cc45",
    "signature": "0x63f5e58a9a71a0e127032f3c80e976ad7f6d3904fa8a2558dea08a62d28f70b270d701c82fb30a942329c790c4708fd6b07f1799ad4ed168c50eac817c44e9d01b",
    "signer": "0xf7Caf5598055faf8dd2F2deD9ef12c5210004EA1",
    "userId": "63177344"
  }
}