because the json works now i'm checking for an empty ua->device
because the json works now i'm checking for an empty ua->device

cynhard/Detector,dmolsen/Detector,dmolsen/Detector,dmolsen/Detector,dmolsen/Detector,mimmi20/Detector,fhferreira/Detector,cynhard/Detector,hamway/Detector,cynhard/Detector,fhferreira/Detector,hamway/Detector,mimmi20/Detector,hamway/Detector,fhferreira/Detector