For example, your domain URL looks like this:
To pass your click identificator to us, you need to add clickid (for the example above) to the corresponding field in the dashboard.
JS code will be changed accordingly:
Use the following macro for PostBack URL:
{ymid} - click identificator
{geo} - country
{request_var} - source identificator
The request_var parameter must be no longer than 40 characters long with the following list of acceptable symbols:
a-z
A-Z
0-9
+!:/ ,?()$=.%[]_-
And for CPS work only use the additional macros {amount} to get the price of subscription.