{
	"type":"object",
	"required":true,
	"properties":{
		"command": {
			"type" : "string",
			"required" : true,
			"enum" : ["image"]
		},
		"tan" : {
			"type" : "integer"
		},
		"priority": {
			"type": "integer",
			"minimum" : 1,
			"maximum" : 253,
			"required": true
		},
		"origin": {
			"type": "string",
			"minLength" : 4,
			"maxLength" : 20,
			"required": false
		},
		"duration": {
			"type": "integer",
			"required": false
		},
		"imagewidth": {
			"type" : "integer",
			"minimum": 0
		},
		"imageheight": {
			"type" : "integer",
			"minimum": 0
		},
		"imagedata": {
			"type": "string",
			"required": true
		},
		"format": {
			"type": "string",
			"enum" : ["auto"]
		},
		"scale": {
			"type": "integer",
			"minimum" : 25,
			"maximum" : 2000
		},
		"name": {
			"type": "string"
		}
	},
	"additionalProperties": false
}