private void ensureGroupIndexesIsMutable() {
            if (!groupIndexes_.isModifiable()) {
                groupIndexes_ = makeMutableCopy(groupIndexes_);
            }
            bitField0_ |= 0x00000002;
        }
<code>optional bool blocked = 1;</code>

@return This builder for chaining.
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/request/user/relationship/QueryRelatedUserIdsRequest.java