POST \/ HTTP\/1\.1
Host: example\.com
Connection: close
Accept-Encoding: gzip, deflate
User-Agent: Zend_Http_Client
Content-Type: multipart\/form-data; boundary=---ZENDHTTPCLIENT-\w+
Content-Length: \d+

-----ZENDHTTPCLIENT-\w+
Content-Disposition: form-data; name="test\[\]"

v0\.1
-----ZENDHTTPCLIENT-\w+
Content-Disposition: form-data; name="test\[\]"

v0\.2
-----ZENDHTTPCLIENT-\w+
Content-Disposition: form-data; name="test\[k1\]"

v1\.0
-----ZENDHTTPCLIENT-\w+
Content-Disposition: form-data; name="test\[k2\]\[\]"

v2\.1
-----ZENDHTTPCLIENT-\w+
Content-Disposition: form-data; name="test\[k2\]\[k2.1\]"

v2\.1\.0
-----ZENDHTTPCLIENT-\w+--