private void setUserIds(int index, long value) {
        ensureUserIdsIsMutable();
        userIds_.setLong(index, value);
    }
<code>repeated int64 user_ids = 1;</code>

@param index The index to set the value at.
@param value The userIds to set.
turms-client-kotlin/src/main/java/im/turms/client/model/proto/request/user/relationship/QueryRelationshipsRequest.java