{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "870640566",
    "entityType": "Notification",
    "nonce": "0xf32bdb7f2361727abdd941af56673f541941bd59ce63062b83bd98b17bfff051",
    "signature": "0x177fe1dc46c2d2b1e9b5a842cf5dde07ee87dd2b41835e7d8da8ff310ec761fb7373d5689ee77afbb74e6dda994ff7ae99853dbf2ea74eeecb877158c46abdda1b",
    "signer": "0xC0E31aa3da2f4D108C94a5CfaD902F8418e330E9",
    "userId": "479914536"
  }
}