{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x5152af58dab21fa2991056423a08f683c5713ce5e842cd68ecb04e5f5a748530",
    "signature": "0x5b103ffda7e0bda46c48d97c32411d2ad6e29098fbd45123507484f5006e4a7d7b7cbc1b94e2e87d9cf05e3a6dcf6e92dc35419d00e77ec2714b4abfb156aa7d1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}