{
  "mqtt": {
    "broker": "localhost",
    "port": 1883,
    "topics": [
      {
        "name": "factory/belt1/thickness",
        "db": "belt1",
        "table": "thickness"
      },
      {
        "name": "factory/belt2/thickness",
        "db": "belt2",
        "table": "thickness"
      }
    ]
  },
  "database": {
    "host": "127.0.0.1",
    "port": 3307,
    "user": "jinsungmes",
    "password": "qetu1357@#",
    "charset": "utf8mb4"
  }
}