Someone just asked something similar, this is pretty close to what you’re trying to do:
http://forum.mikrotik.com/t/how-to-exclude-content-when-query-by-rest-api/169083/1
Someone just asked something similar, this is pretty close to what you’re trying to do:
http://forum.mikrotik.com/t/how-to-exclude-content-when-query-by-rest-api/169083/1