Web API: event CSV import

Hi all,

to import events via webAPI in CSV format I'm following the
indications at this link:


but the server keeps returning the error "The server refused this
request because the request entity is in a format not supported by the
requested resource for the requested method.". It's a simple csv, I
have no idea of what I'm doing wrong. As a target URL I'm using

Attached the file I'm sending.

Thank you in advance for any help,


csv.txt (682 Bytes)