{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8f4273b6b7f13e9d807ee41e922f0fe2165f759016d5b183eca21f6a30979b48",
    "signature": "0xcf542434afaf95d2f8f8a4c54acef1e9bc0662f4365ce5901024223b04aa9f13649e3a30e8d92cb2e60a4b7fbb1a1a34899e51f09355b495c3beecda225e9bdf1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}