gistfile1.json

{
	"$schema": "http://json-schema.org/schema#"
	"definitions":{
		"target": {
			"type": "object",
			"properties": {
				"primer_size_min": {"type": "number", "minimum": 10, "maximum": 30},
				"primer_size_max": {"type": "number", "minimum": 20, "maximum": 40}
			},
			"required": ["primer_size_min", "primer_size_max"]
		},
		"DNA_TILE": {
			"type": "object",
			{"ref": "#/definitions/target"},
			"properties": {
				"moltype": {"type": "string", "pattern": "DNA"},
				"tile_size": {"type": "number", "minimum": 40, "maximum": 120}
			},
			"required": ["moltype", "tile_size"]
		}
		"RNA_FUSION": {
			"type": "object",
			{"ref": "#/definitions/target"},
			"properties": {
				"moltype": {"type": "string", "pattern": "RNA"},
			}
		}
	},
	"type": "object",
	"properties": 
	{
		"metadata": {
			"type": "object",
		       	"properties": {	
				"email": {"type": "string"},
				"name": {"type": "string"}
		       	}
		},
		"targets": {
			"type": "object",
			"additionalProperties": 
			{
				"oneOf": [ {"ref": "#/definitions/DNA_TILE"},{"ref": "#/definitions/RNA_FUSION"}]
			}
		}
	}
}