{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x012b8d54d1ec244b7434c13ee9a53678fe44a8c30027c714fa26e531e62dda84",
    "signature": "0x7aa17487f8f0cb57059e83118c87115c9fd3dd137380a45b6707ab72e6ce7fb44a562a547467805ee0e91694581386e140a525f7a0e062db57f2c0cf217a46771b",
    "signer": "0x277E8d66acDc026c60d66fFE6865811A4fEf8274",
    "userId": "5453715"
  }
}