{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x40c98117bab5f8c27730cfc6eb4ecb1b5097cafdfb76dccc663c9dbc1ee4bdc2",
    "signature": "0x8083c1c4a6290797276ccbd7c4dd32c6f3b4a043e4f048709bb0a70cb6f7fe5368e6efdf6aa2b8d3e99f5221dfb11f394206fd450ac23822d6834e5f2df992971c",
    "signer": "0x74Cfba397474D1C8E5568957E9684113ad5A2Bd8",
    "userId": "576874887"
  }
}