{
	"dimensions": [
		{
			"dim": 8,
			"normal_biomes": true,
			"load_on_start": true,
			"dimensiontype": {
				"id": 8,
				"name": "Underworld",
				"suffix": "_dim8",
				"keeploaded": false,
				"worldprovider": "WorldProviderSurfaceJED",
				"require_exact_match": true
			},
			"worldinfo_onetime": {
				"generatorName": "flat",
				"generatorOptions": "3;1*minecraft:bedrock,254*minecraft:stone,1*minecraft:bedrock;1;"
			}
		}
	]
}