HTTP/1.0 200 OK\r
XDODS-Server: *
XOPeNDAP-Server: *
XDAP: *
Date: *
Last-Modified: *
Content-Type: Multipart/Related; boundary=boundary; start="<start@opendap.org>"; type="Text/xml"\r
Content-Description: dap4-data-ddx\r
\r
--boundary\r
Content-Type: Text/xml; charset=iso-8859-1\r
Content-Id: <start@opendap.org>\r
Content-Description: dap4-ddx\r
\r
<.xml version="1.0" encoding="ISO-8859-1".>
<Dataset name="test" *
    <Byte name="a">
        <Attribute name="size" type="Int32">
            <value>7</value>
        </Attribute>
        <Attribute name="type" type="String">
            <value>cars</value>
        </Attribute>
    </Byte>
    <blob href="cid:*@opendap.org"/>
</Dataset>

--boundary\r
Content-Type: application/octet-stream\r
Content-Id: <*@opendap.org>\r
Content-Description: dap4-data\r
Content-Encoding: binary\r
\r
*
--boundary--\r