{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2dff42460e473fc7e431e7d59eb2843fddd482173ba7bbce2e4abbf0467a6438",
    "signature": "0x37e6249d36cbcf44b42f9f444223b8dc601cacc26221e3eb6d936b9d1e70ecf5385c9af8205a4e379c00355c5fa4ee279ce94fef507ce18ea46352916df841821c",
    "signer": "0x9f0d24D8587c91F9644D37DAa3198CbD6bD11a23",
    "userId": "5051446"
  }
}