public int getUserIdsForCommonRelationshipsCount() {
        return userIdsForCommonRelationships_.size();
    }
<code>repeated int64 user_ids_for_common_relationships = 5;</code>

@return The count of userIdsForCommonRelationships.
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/request/user/relationship/QueryRelationshipsRequest.java