{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x72031c8f1e320bc768029d6a06cbd2acb01ebe2f6a658333cf21ab5b954296ec",
    "signature": "0x488e3040cea5d07bdbdf19f5a4bd844e37cfac9a47e1390c3e1387e73b246fbb4ede4f8511dd55364d686afab59f1323038d0cd6602c01e6e031cb500ec3a8f51b",
    "signer": "0x80Ff2D29540e5B9ebE56c6e084733e07DD232993",
    "userId": "633390488"
  }
}