private void ensureProjectsIsMutable() {
        if (!projects_.isModifiable()) {
          projects_ = new com.google.protobuf.LazyStringArrayList(projects_);
        }
        bitField0_ |= 0x00000001;
      }
<pre>
JiraQueries contains the Jira queries and corresponding authentication.
</pre>

Protobuf type {@code google.cloud.vertexai.v1.JiraSource.JiraQueries}
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/JiraSource.java