-----------------------------2995119424827
Content-Disposition: form-data; name="file_name"; filename="test.csv"
Content-Type: application/vnd.ms-excel

<data here>

-----------------------------2995119424827
Content-Disposition: form-data; name="import.x"

22
-----------------------------2995119424827
Content-Disposition: form-data; name="import.y"

3
-----------------------------2995119424827--