@java.lang.Override

        public int getUserDefinedAttributesCount() {
            return instance.getUserDefinedAttributesMap()
                    .size();
        }
<code>optional int64 mute_end_date = 6;</code>

@return This builder for chaining.
turms-client-kotlin/src/main/java/im/turms/client/model/proto/request/group/CreateGroupRequest.java