{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb9f7bfc9614641fa4a5b47f87ff854e09bd98b28ca36caa85c4c7e579baa2f57",
    "signature": "0xbfa6eb30abbdb4f39748092d61fc963589964c1a7dd9442cc9bc290969f1516f7773655b5e094b5f680bfdc7600628b1dc24648e6f53c9ea4c6a1310254e6b981b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}