public Builder setUserIds(int index, long value) {
            copyOnWrite();
            instance.setUserIds(index, value);
            return this;
        }
<pre>
Private conversations
</pre>

<code>repeated int64 user_ids = 1;</code>

@param value The userIds to set.
@return This builder for chaining.
turms-client-kotlin/src/main/java/im/turms/client/model/proto/request/conversation/QueryConversationsRequest.java