data.putValue(ExtractData.URL, "https://example.com/docs/document.pdf");
        data.putValue("title", "Important Document");
        data.putValue("author", "Jane Smith");
        data.putValue("date", "2025-01-15");

        // Add multiple values
        String[] keywords = { "business", "report", "analysis", "2025" };
        data.putValues("keywords", keywords);

  }

  @Test fun `decode raw sequence`() {
    val buffer =
      Buffer()
        .write("300A".decodeHex())
        .write("1505".decodeHex())
        .write("Smith".encodeUtf8())
        .write("01".decodeHex())
        .write("01".decodeHex())
        .write("FF".decodeHex())

    val derReader = DerReader(buffer)

    derReader.read("test") { header ->