{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2b774d306fe54d95227e335fa210ce17af5680c3236895744854dcf4a9359461",
    "signature": "0x8be2a7c3bac75459eaad7a85f3fdd38fec4fe6b08b09d382d17fd27e05a83b855d49d2a1d5992f20feb520c724dd7f4a1cc08043cdc4d487a65755fbd37d73861c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}