{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4754ce6a43e63967f081415ab1e54e626bf4a451a2a44b6ad4dce9dd149a63c5",
    "signature": "0x5ac574bdb82439854a30d77e224f8311a28b5a17c35b62eb7cb5684834aaac7a03e9df168e1babf9b3466a4ad3a6d28d91feca091449ff5abf9a78d4f3f3a22a1b",
    "signer": "0x2BEcD54aca668Cf7931021c33E4D7444c99f0527",
    "userId": "990026879"
  }
}