How to set image or image url to catelog item and get url by sdk
Use https://poynt.github.io/developer/javadoc/co/poynt/os/services/v1/IPoyntProductService.html#updateProduct-java.lang.String-java.lang.String-co.poynt.os.services.v1.IPoyntProductListener-. You can pass JSON patch to update imageUrl
of a product. For JSON patch syntax see http://jsonpatch.com/.