{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xdd445de713e120bf353f668b4ec63e276043471e0eaae38f598282b4f14250d5",
    "signature": "0x55c44328a958bb2a80379a07463fc50e002a64f1c739572a493af9e2f40ac5e550c9b727c9d09563f4a90e1f8e509d9355a9512e68f96791303d6bd27a8787301b",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}