{
  "article_id": "A016",
  "synthetic": true,
  "envelopes": [
    {
      "schema_version": "v1",
      "payload": {
        "label": "accept"
      }
    },
    {
      "schema_version": "v2",
      "payload": {
        "decision": "reject",
        "reason": "\u4e0d\u7b26"
      }
    },
    {
      "schema_version": "v9",
      "payload": {}
    },
    {
      "schema_version": "v2",
      "payload": {
        "decision": "accept"
      }
    }
  ],
  "expected": [
    "converted",
    "converted",
    "unknown_version",
    "invalid_payload"
  ]
}