{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xde6fc6c0e7a1399759dcec09d2923ced7de7a047a4ee42d46737ca429acba39d",
    "signature": "0xd8fe658727bfb3f2a0e9afba7bd230ecea5e1a37f91b63233cc14dbcddb70fae29e8459912e87ae00eb289fc85c1f523f7f3a9f90a6d0c518e2c34da40e94fb11c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}