Understanding the Self-Service Online Giving Life Cycle
The life cycle of self-service online giving has three stages: set up, enter, and process. The steps within these stages may vary, depending on a contributor's choices, but this diagram shows a high-level overview of the stages:
This graphic illustrates the steps of the online giving life cycle process, from setup, to entering and processing the gift:

You can find additional information in the “Electronic Payment Integration Developer’s Reference Guide” in My Oracle Support (ID 1982664.1).