curl verbose method
curl_verbose(data_out = TRUE, data_in = FALSE, info = FALSE, ssl = FALSE)Show data sent to the server
Show data recieved from the server
Show informational text from curl. This is mainly useful for debugging https and auth problems, so is disabled by default
Show even data sent/recieved over SSL connections?
line prefixes:
* informative curl messages
=> headers sent (out)
> data sent (out)
*> ssl data sent (out)
<= headers received (in)
< data received (in)
<* ssl data received (in)