{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x0890219b15bf81cb6f14c6946c1fb132c161bdb1cc29ce5003a6db20c95475d3",
    "signature": "0x6e0ed140df57e012beef257e754541d4d9266c2ba181948280b58140172fd5840f488c76b1fe6ae2f2c9d5ccd124c5c8234400f9bb53489e7f9c0b6eb5a4dde61c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}