{
  "kind": "合成输入，非硬件实测",
  "topic": "sACN Universe 256 应订阅哪个 IPv4 组：怎样用边界值核对地址",
  "data": {
    "universes": [
      0,
      1,
      255,
      256,
      63999,
      64000
    ]
  }
}