yarn/mappings/net/minecraft/server/IntegratedServer.json

{
  "obf": "caj",
  "name": "net/minecraft/server/IntegratedServer",
  "field": [
    {
      "obf": "k",
      "name": "LOGGER",
      "type": "Lorg/apache/logging/log4j/Logger;"
    }
  ],
  "constructors": [],
  "method": [],
  "innerClass": []
}