private com.google.protobuf.SingleFieldBuilder<im.turms.server.common.access.client.dto.model.group.GroupInvitationsWithVersion, im.turms.server.common.access.client.dto.model.group.GroupInvitationsWithVersion.Builder, im.turms.server.common.access.client.dto.model.group.GroupInvitationsWithVersionOrBuilder> getGroupInvitationsWithVersionFieldBuilder() {
                if (groupInvitationsWithVersionBuilder_ == null) {
                    if (!(kindCase_ == 15)) {
                        kind_ = im.turms.server.common.access.client.dto.model.group.GroupInvitationsWithVersion
                                .getDefaultInstance();
                    }
                    groupInvitationsWithVersionBuilder_ =
                            new com.google.protobuf.SingleFieldBuilder<>(
                                    (im.turms.server.common.access.client.dto.model.group.GroupInvitationsWithVersion) kind_,
                                    getParentForChildren(),
                                    isClean());
                    kind_ = null;
                }
                kindCase_ = 15;
                onChanged();
                return groupInvitationsWithVersionBuilder_;
            }
<pre>
Group
</pre>

<code>.im.turms.proto.GroupInvitationsWithVersion group_invitations_with_version = 15;</code>
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/notification/TurmsNotification.java