{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4c4a23b4e6c5bed6e4cd1d7eb56db886986b1b9196db978c319e8538e2596b5c",
    "signature": "0x0c2bb64477be7f070c8fc3ff1eeb6c6117406d4c1a564716ed119d962242766c44dc919af35c04ea227cac11c931cc2e45d2e3ac7fe5acaa5924afe397e4965b1c",
    "signer": "0x8A3C221553d44D8E4032DfcDbD8AEA10BBd3FD5f",
    "userId": "409835312"
  }
}