...
The
https://
part indicates the protocol of the URL.The
trackingdomain.com
is the tracking domain used for the advertiser to which the ad media item belongs. If this domain corresponds with the domain of the advertiser, first-party tracking is applied.The
ts
element makes sure the tracking application is activated.The
i123456789
is the tracking ID of the advertiser. Newer advertiser can have tracking ID withouti
prefix. Please do not change this ID, you must not remove the prefix if it is there or add it if it is missing.The
tsc
element indicates that this tracking code is used to track clicks.The
amc
parameter is the ad media code, used to identify traffic (see above)
...