vcmi/config/schemas/objectType.json

{
	"type":"object",
	"$schema": "http://json-schema.org/draft-04/schema",
	"title" : "VCMI map object type format",
	"description" : "Description of map object type, used only as sub-schema of object",
	"required": [ ],
	"additionalProperties" : true, // may have type-dependant properties

	"properties":{
		"index": {
			"type":"number",
		},
		"name": {
			"type":"string",
		},

		"base": {
			"type" : "object"
		},
		"types": {
			"type":"object",
			"additionalProperties": {
				"$ref" : "vcmi:objectTemplate"
			}
		}
	}
}