{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x9a07cfe2ede37522279d533bfe528bb6b99451a5329659757dde2db2c69677ab",
    "signature": "0xa2b7b78020dfa130c1aad7f9d1d04baf66b3a76f59f2883d37854433aae4b45a681acebac50e6283d008cc2d74819efacbee9d9ef2e2b12e2e7c38a856aacc951c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}