{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xacea11ec4ee0b692c56db4d8747d1b85e946b2c5fa7bb2fe33fcb6c6c45bcc36",
    "signature": "0x3fcea8943a0b8c0af6b1a4effc91d284f99ccf7d55a2d0d6da1ff9820f47b1044824ec4f60e116c4b6d3aa26517b46454aea94fbd622c55b2806fd358953c4e81c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}