public Builder mergeFrom(com.google.cloud.talent.v4.RequestMetadata other) {
      if (other == com.google.cloud.talent.v4.RequestMetadata.getDefaultInstance()) return this;
      if (!other.getDomain().isEmpty()) {
        domain_ = other.domain_;
        bitField0_ |= 0x00000001;
        onChanged();
      }
      if (!other.getSessionId().isEmpty()) {
        sessionId_ = other.sessionId_;
        bitField0_ |= 0x00000002;
        onChanged();
      }
      if (!other.getUserId().isEmpty()) {
        userId_ = other.userId_;
        bitField0_ |= 0x00000004;
        onChanged();
      }
      if (other.getAllowMissingIds() != false) {
        setAllowMissingIds(other.getAllowMissingIds());
      }
      if (other.hasDeviceInfo()) {
        mergeDeviceInfo(other.getDeviceInfo());
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
Meta information related to the job searcher or entity
conducting the job search. This information is used to improve the
performance of the service.
</pre>

Protobuf type {@code google.cloud.talent.v4.RequestMetadata}
java-talent/proto-google-cloud-talent-v4/src/main/java/com/google/cloud/talent/v4/RequestMetadata.java