You can change the host, port and the endpoint within the modconfig Th3ServerStatsConfig.json

It was created to allow TCAdmin to read server information of the game server through a custom query script.

{
  "ServerName": "Vintage Story Server",
  "WorldName": "A new world",
  "WorldType": "standard",
  "OnlinePlayers": 1,
  "MaxPlayers": 16,
  "Players": [
    {
      "Name": "Th3Dilli",
      "Ping": 0.293
    }
  ]
}

For more information see the readme at the repository