What is the default attribution model for Floodlight?
- Last Impression
- First interaction
- Last Click
- First Click
By default, Search Ads 360 gives all credit for a conversion to the last click that leads a customer to your site. But a significant number of conversions may result from a path with several interactions—clicks on display ads as well as paid search clicks driven by shopping campaigns, generic or brand keywords, and other biddable items.
Read more here: https://support.google.com/searchads/answer/6194849