{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3c2f94ff9738e90225a7a81636ec67ac019d8f4a9c4a347095949c7c43954401",
    "signature": "0xca9afffe3b3db401a2f8f3519f37bf4a17afc5ad7f1a89b6c36e00a244d89e5c3af6fc536205ebdf72faf0c68d10bf8c092c75aa0b6285dedbefc910672497fc1b",
    "signer": "0x79B9F0286e1b3d507AB1162730A38E4B681cCe12",
    "userId": "770860270"
  }
}