Trackier gives you an option for customizing and setting some pre-defined attributes as part of tracking.


Attribute
Description
Click Pixel
The pixel data affiliate marketing companies use is from a tool called tracking pixels. Tracking pixels are snippets of HTML code, and these snippets are used and loaded whenever users open a relevant email or visit an appropriate website. By enabling this option you can track clicks without redirection
Device ID Masking
A device ID is a unique string of numbers and letters that identifies any device. Enabling this will replace the last part of the device ID in order to have it GDPR compliant which is for data privacy
Custom DimensionsIt is to add any additional fields in the postback URL and pixels 
IP MaskingIt is somewhat similar to Device ID masking. Except in this last 8 digits will be removed and replaced in order to make it GDPR compliant
Debug Postback AlertsIn case there is any issue with the postback and alerts are getting triggered for it with the help of this option you can debug and get notifications as and when an error occurs for the postback
Impression TrackingThrough this option, you can track impressions for your campaign
Use Full Device LanguageBy enabling this option you will get the full name of the language as part of the macros. For example, instead of just "En", you will get "En-USA"
SKAdnetwork IDStore Kit ad network helps ad networks and advertisers measure their ad activity (such as impressions, clicks, and app installs) on an aggregated level. You can add or see the ID for your Ad network and by going through "Appstore Postback" you can see the URL for postback as well
Global Fallback Link
You can explicitly mention the URL to which you want to redirect the traffic to during fallback