{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd75bf1ae1f1ec75cf437bafa44a1fd471215c4066c4247da6867ad7c1e040b64",
    "signature": "0x6748b7699f8956c90d7a84e0bfb34c6cf4c206665805f24f6f537f329dab56d97f594b670af8dc24e1acdd3b536dd65368467c82a73250ec68cbda35d9f07a8b1c",
    "signer": "0x6A2105c886554E76044CC1b23065cE8F193A0E42",
    "userId": "569588208"
  }
}