{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x5f0957c1b63df607868a519cd182cfd91a838d7640103ef859633f7c2fa5423f",
    "signature": "0x2ec49fdd500a0915d3472faf2f3efdc728ac12d25bfb30443687b61c6192330a29e7a5655d34f2f6e69a39adb0f71a714b7e47e8fd04159331f601a7e3e3d2c11c",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}