Oh how I struggled....
Run Command
Command
<Path>\curl.exe
Command Arguments
-k <https://<web URL string> --proxy <proxy address>:<port> --proxy-user <userid>:<password>@<your-proxy-ip-address Port> -o "%temp%\temp_read.csv"
Where %temp%\temp_read.csv puts the data to where you'll read from:
Input
%temp%\temp_read.csv
Should this have been easy? I hope that it is helpful for others.