{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2c0558be92330234405fbbeb783d7fe5beb275154f1504eb4d057655e334218e",
    "signature": "0xc426829b238e835fc5d81ac955501457bf778fbfcee2dac5d66c729de0f49b321957c0b070973f8f33215a07d08d3b8aa39b1ee53ae2706944e7d74adb04eb291c",
    "signer": "0xCEAE2A6e0589d58c122BeBF898c8A7bfF075E5c0",
    "userId": "921028232"
  }
}