{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "870640566",
    "entityType": "Notification",
    "nonce": "0xfd05ec850baa86e7796a0dfdf4c69811a6602c33d7f3442eb52dfc7c856c1b1d",
    "signature": "0x78256ebaf66d49ca3c639389245f86bc21ebd4fce69d34d44d5970f00226b10167c2d6f921979db165406d08c567d18f90d78e45a65745b1b1e248f64bff4ae31b",
    "signer": "0x8027C7ef52428f4a1C57Bb6De47d6f56750406dC",
    "userId": "509773150"
  }
}