Merge pull request #38 from Local-Data-Exchange/feature/fix_return_type_issue

Fixed return type issue when json_decode fails

Author: munir131

src/ApiBuilder.php

@@ -517,6 +517,7 @@ protected function processJsonMappings($arguments, $api): array
                 'arguments' => $arguments,
                 'api' => $api,
             ]);
+            return [];
         }
         return $mapping;
     }