{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x67f6d60a7da14fac586613ae48ac24654bb1814cf21ec36af714d6cad36d9488",
    "signature": "0xe8ba92ff231b38aae2c4a4981b75ddc86772c798bea4e7ca5f871e84ae5f2c0a7ce65820c2fae2c8a6f9f73db21ef6f8a42475486a28c0cf4d47bbbe794693be1c",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}