public static com.google.cloud.visionai.v1.BatchRunProcessRequest parseFrom(
      java.io.InputStream input) throws java.io.IOException {
    return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
  }
<pre>
Output only. The batch ID.
</pre>

<code>string batch_id = 4 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>

@return The bytes for batchId.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/BatchRunProcessRequest.java