Add Earnify as a traffic source in Voluum tracker, follow the steps below.

Use the following settings below for correct postback setup.

Postback URL: https://www.earnify.com/conversion/postback/{externalid}/{var2}/

Now you will need add the following macros to Voluum advanced Parameters

click_id = {click_id)
cost = {cost}
source = {source}
ip_address = {ip_address}
creative = {creative}

When setting up a new campaign use the following tracking utm at the end of your URL:

?source={source}&ip_address={ip_address}&creative={creative}&cost={cost}&click_id={click_id}