{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x4666991e1ee2146c89ba34a471beb3a6579b0af43081b8f35ac68af1a178bf83",
    "signature": "0x9dd7310629953e06f275e4c10ca49023371e7bb5486e62414567d4fe28a8bd6a747c34dc689dd2b168ad55da61400f5117e48bc68e3e2ce6223b1a8a4c756adb1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}