{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x551848df6e73d78373633c3294bc23a71875fe5c5f54992b4e00c128a1bb241b",
    "signature": "0xfdbc68e865af31cd58511cbd9bcbd2b34af943a63630a8211429f1eb1c6e58420cece07f0a052c1196ab2bf9c855c5b61f61c5e1053e9c8f519d05a2db7a09bf1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}