{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x2ee9825cfe2cf11e17797d6eddbe948e07dcc9df39c2c3b6b35bd0315e96283f",
    "signature": "0x4ea3d8336e5db1ad51608242e9cbc497c16c401d227f8f4a0d52374b1092ffe54d800b0a8a54d6b79004b855dc0cf2ebb461006db86b3734a38b6f6a843b17261b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}