{
  "id": "1.20.1",
  "type": "release",
  "mainClass": "net.minecraft.client.main.Main",
  "assets": "5",
  "assetIndex": {"id": "5", "url": "https://piston-meta.mojang.com/5.json", "sha1": "aa", "size": 1},
  "javaVersion": {"component": "java-runtime-gamma", "majorVersion": 17},
  "logging": {"client": {"argument": "-Dlog4j.configurationFile=${path}",
                         "file": {"id": "client-1.12.xml", "url": "https://x/client-1.12.xml"}}},
  "arguments": {
    "game": ["--username", "${auth_player_name}", "--version", "${version_name}",
             "--gameDir", "${game_directory}", "--assetsDir", "${assets_root}",
             "--assetIndex", "${assets_index_name}", "--uuid", "${auth_uuid}",
             "--accessToken", "${auth_access_token}", "--userType", "${user_type}",
             "--versionType", "${version_type}",
             {"rules": [{"action": "allow", "features": {"is_demo_user": true}}], "value": "--demo"},
             {"rules": [{"action": "allow", "features": {"has_custom_resolution": true}}],
              "value": ["--width", "${resolution_width}", "--height", "${resolution_height}"]},
             {"rules": [{"action": "allow", "features": {"is_quick_play_multiplayer": true}}],
              "value": ["--quickPlayMultiplayer", "${quickPlayMultiplayer}"]}],
    "jvm": [{"rules": [{"action": "allow", "os": {"name": "%OS%"}}], "value": "-Dthis.os=yes"},
            {"rules": [{"action": "allow", "os": {"name": "%OTHER%"}}], "value": "-Dother.os=yes"},
            "-Djava.library.path=${natives_directory}", "-cp", "${classpath}"]
  },
  "libraries": [
    {"name": "com.mojang:brigadier:1.1.8",
     "downloads": {"artifact": {"path": "com/mojang/brigadier/1.1.8/brigadier-1.1.8.jar",
                                "url": "https://libraries.minecraft.net/com/mojang/brigadier/1.1.8/brigadier-1.1.8.jar",
                                "sha1": "5244ce82c3337bba4a196a3ce858bfaecc74404a", "size": 77392}}},
    {"name": "org.lwjgl:lwjgl:3.3.1",
     "downloads": {"artifact": {"path": "org/lwjgl/lwjgl/3.3.1/lwjgl-3.3.1.jar", "url": "https://l/lwjgl.jar", "sha1": "s1", "size": 1}}},
    {"name": "org.lwjgl:lwjgl:3.3.1:%NATIVE%",
     "downloads": {"artifact": {"path": "org/lwjgl/lwjgl/3.3.1/lwjgl-3.3.1-%NATIVE%.jar", "url": "https://l/native.jar", "sha1": "s2", "size": 2}},
     "rules": [{"action": "allow", "os": {"name": "%OS%"}}]},
    {"name": "org.lwjgl:lwjgl:3.3.1:natives-other",
     "downloads": {"artifact": {"path": "org/lwjgl/lwjgl/3.3.1/lwjgl-3.3.1-natives-other.jar", "url": "https://l/o.jar", "sha1": "s3", "size": 3}},
     "rules": [{"action": "allow", "os": {"name": "%OTHER%"}}]},
    {"name": "only.other:lib:1.0",
     "downloads": {"artifact": {"path": "only/other/lib/1.0/lib-1.0.jar", "url": "https://l/x.jar", "sha1": "s4", "size": 4}},
     "rules": [{"action": "allow"}, {"action": "disallow", "os": {"name": "%OS%"}}]}
  ]
}