diff --git a/bbb-common-web/src/main/java/org/bigbluebutton/api/model/validator/ContentTypeValidator.java b/bbb-common-web/src/main/java/org/bigbluebutton/api/model/validator/ContentTypeValidator.java
index 4983e232ce..e302c8d1b9 100644
--- a/bbb-common-web/src/main/java/org/bigbluebutton/api/model/validator/ContentTypeValidator.java
+++ b/bbb-common-web/src/main/java/org/bigbluebutton/api/model/validator/ContentTypeValidator.java
@@ -17,7 +17,6 @@ public class ContentTypeValidator implements ConstraintValidator<ContentTypeCons
 
     private static final Set<String> SUPPORTED_CONTENT_TYPES = Sets.newHashSet(
             MediaType.APPLICATION_XML,
-            MediaType.APPLICATION_JSON,
             MediaType.APPLICATION_FORM_URLENCODED,
             MediaType.MULTIPART_FORM_DATA
     );
diff --git a/bbb-common-web/src/main/java/org/bigbluebutton/api/model/validator/GetChecksumValidator.java b/bbb-common-web/src/main/java/org/bigbluebutton/api/model/validator/GetChecksumValidator.java
index 352c54daca..62638e4f77 100755
--- a/bbb-common-web/src/main/java/org/bigbluebutton/api/model/validator/GetChecksumValidator.java
+++ b/bbb-common-web/src/main/java/org/bigbluebutton/api/model/validator/GetChecksumValidator.java
@@ -29,6 +29,7 @@ public class GetChecksumValidator implements ConstraintValidator<GetChecksumCons
         boolean requestBodyPresent = request.getContentLength() > 0;
 
         String contentType = request.getContentType();
+        log.info("Request content type: {}", contentType);
         if (contentType != null) {
             if (contentType.equalsIgnoreCase(MediaType.APPLICATION_FORM_URLENCODED) || contentType.equalsIgnoreCase(MediaType.MULTIPART_FORM_DATA)) {
                 if (queryStringPresent && requestBodyPresent) return false;