What am I supposed to use within the required ID field when creating a zap so that activities changed in Acuity are fed to RedTail using Zapier’s “Update Activity in RedTail CRM” as the zap action? I’ve testing using every form of “ID” I could frond from the dropdowns but still get an error message. (See screenshot below)
![](https://uploads-us-west-2.insided.com/zapier-ca/attachment/7786ab84-dfe1-463e-941f-0da06d9730a3.jpg)
![](https://uploads-us-west-2.insided.com/zapier-ca/attachment/85f8ee8d-3bad-4daf-84fb-3c863acec265.jpg)