fixed weird base64 tags

processors/superstockamx.processor.js

@@ -20,7 +20,7 @@ module.exports = {
 
 
                 return {base64: groups.data,
-                        contentType: groups.contentType};
+                        contentType: groups.contentType !== '<' ? groups.contentType : 'image/jpeg'};
             } else if(src.startsWith('http')) {
                 return { url: src };