update

mec-student/src/main/java/com/ym/mec/student/controller/StudentOrderController.java

@@ -232,7 +232,7 @@ public class StudentOrderController extends BaseController {
 				// 验签请参sign
 				String sign = request.getParameter("sign");
 				
-				logger.info("callback request param:{}", data);
+				logger.info("callback request param:{}", IOUtils.toString(request.getInputStream(), StandardCharsets.UTF_8));
 				// 验签
 				if (AdapaySign.verifySign(data, sign, AdapayCore.PUBLIC_KEY)) {