Answer given in the comments. reposting below:   "Your processing rules are saved server side with the report suite. If you are sending the same data to the same report suite with the AEP SDK you should be all set."

Were you able to solve this issue? If so, would you mind posting the solution so others that find this thread have the answer?

Update: We pushed the end date for Analytics’ API deprecation to Aug 18, 2021   Incase any of the community members missed the email:          Hello Adobe Analytics API User, Late last year, you were notified that the following Adobe Analytics API services were slated to reach their end-of-life an...