worlds.ym example

  Creative:
    ==: MVWorld
    hidden: 'false'
    alias: Creative
    color: WHITE
    style: NORMAL
    pvp: 'false'
    scale: '1.0'
    respawnWorld: ''
    allowWeather: 'true'
    difficulty: EASY
    spawning:
      ==: MVSpawnSettings
      animals:
        ==: MVSpawnSubSettings
        spawn: 'true'
        spawnrate: '-1'
        exceptions: []
      monsters:
        ==: MVSpawnSubSettings
        spawn: 'false'
        spawnrate: '-1'
        exceptions: []
    entryfee:
      ==: MVEntryFee
      amount: '0.0'
      currency: '-1'
    hunger: 'true'
    autoHeal: 'true'
    adjustSpawn: 'true'
    portalForm: ALL
    gameMode: CREATIVE
    keepSpawnInMemory: 'false'
    spawnLocation:
      ==: MVSpawnLocation
      yaw: 1.0492554
      pitch: 26.699959
      z: 51.58406236099058
      y: 74.0
      x: 162.43976384118352
    autoLoad: 'false'
    bedRespawn: 'true'
    worldBlacklist: []
    environment: NORMAL
    seed: '-5004645217610126410'
    generator: 'null'
    playerLimit: '-1'