In Zapier, Create a new Zap

Press Trigger button

Set trigger type toWebhooks

Set trigger event toCatch Hook

Press Continue button

Leave the field Pick off a Child Key blank and press Continue button

Copy the Webhook URL

Then go to HiTide,Settings

Under Subscribers section, press + Add Integration button

Then, hit Connect Webhook button

Paste your Zapier Webhook as Webhook URL, set any 32 character string as Webhook Secret, press Try it out button, then press Connect Webhook button

Go back to Zapier and hit Test trigger button

You should see a success dialogue, then you can close this window

Now press the Action button to select what do you want to do with the data. For example, you can Add/Update Subscriber to Mailchimp.