{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xccf13373c6ce83cb33062ef3095f2bdba3969799fe6b2dd0e66dc330b30cd049",
    "signature": "0x8f37d848117a00287a5a2c8c0b4bee55e80c16afce8a8683c1007f24c55e1a8f0a3a83fd468161c33b1ed783ca88199fbf813c6a81994029df42281b583bf5381b",
    "signer": "0x7fB23CaDa61ACB0c4fCc650FDE57c3B812d4A5f4",
    "userId": "66130"
  }
}