[
  {
    "host": "192.168.0.194",
    "clsid": "137CA264-75FA-4c17-BC35-7FE340BF124C",
    "user": "OpcUser",
    "password": "123456",
    "opcid": "1"
  },
  {
    "host": "127.0.0.1",
    "clsid": "f8582cf2-88fb-11d0-b850-00c0f0104305",
    "user": "OpcUser",
    "password": "123456",
    "opcid": "0"
  }
]