{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x61690ff78820199ecfa65f21bb11dc4ad7edd17d4e07821b809d1b2c097e1488",
    "signature": "0x60aa0562d8b1df92f883a903d1e9e07f55e5962ae8f31ce6dacf1bc9f0e107a13c8189f1892ef784d6c0a60236f8cac4b90fef47998ebcfc93c0712b9c1f639b1c",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}