@java.lang.Override
    public int getSerializedSize() {
      int size = memoizedSize;
      if (size != -1) return size;

      size = 0;
      if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(url_)) {
        size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, url_);
      }
      {
        int dataSize = 0;
        for (int i = 0; i < errorDetails_.size(); i++) {
          dataSize += computeStringSizeNoTag(errorDetails_.getRaw(i));
        }
        size += dataSize;
        size += 1 * getErrorDetailsList().size();
      }
      size += getUnknownFields().getSerializedSize();
      memoizedSize = size;
      return size;
    }
<pre>
A list of messages that carry the error details.
</pre>

<code>repeated string error_details = 3;</code>

@param index The index of the value to return.
@return The bytes of the errorDetails at the given index.
java-storage-transfer/proto-google-cloud-storage-transfer-v1/src/main/java/com/google/storagetransfer/v1/proto/TransferTypes.java