endpoint for delivering impression events back to the tracking infrastructure via tracking link
GET
https://localhost/impression/{trackingData}
trackingDatastring<p>Encrypted and encoded tracking data that is constructed by the spa-adserver.</p>
200OK
400The tracking data string is manipulated and isn't the encrypted base64 encoded string coming
from the spa-adserver.
404The tracking data path variable is missing from the URL.
curl --request GET \
--url https://localhost/impression/{trackingData} \
--header 'accept: application/json'