public Builder putQuestionIdToAnswer(long key, java.lang.String value) {

            java.lang.Class<?> valueClass = value.getClass();
            copyOnWrite();
            instance.getMutableQuestionIdToAnswerMap()
                    .put(key, value);
            return this;
        }
<code>map&lt;int64, string&gt; question_id_to_answer = 1;</code>
turms-client-kotlin/src/main/java/im/turms/client/model/proto/request/group/enrollment/CheckGroupJoinQuestionsAnswersRequest.java