Editing Connect OneSignal to ActiveCampaign (section)

=== Step-by-Step Instructions ===

==== ActiveCampaign Configuration ====
1. Log into your ActiveCampaign account and select '''Apps''' from the left menu.
2. Use the search bar to find the OneSignal integration.
3. Click on the '''Add an account''' button.
4. In the modal window, enter your OneSignal '''User Auth Key''' and click '''Connect'''.
5. Map the incoming OneSignal fields to the corresponding fields in ActiveCampaign, ensuring to map the OneSignal '''External ID''' to the ActiveCampaign '''Contact email''' field. Click '''Finish''' to complete this step.
6. Next, click the arrow next to the '''Edit''' button, then select '''Copy Webhook URL'''. Save this URL as it is required for the OneSignal configuration.

==== OneSignal Configuration ====
1. Log into your OneSignal account, go to the '''All Apps''' section, and select the app you wish to connect.
2. From the '''Data''' menu, click on '''Event Streams'''.
3. Click '''New Event Stream'''.
4. Name your Event Stream and select events from both the '''In-App Message''' and '''Push Notification''' sections. Click '''Done'''.
5. Paste the Webhook URL copied from ActiveCampaign into the URL field.
6. Under the Headers section, add a key of '''Content-Type''' with a value of '''application/json'''.
7. In the Body section, choose '''Custom Body''' and enter the JSON code provided. This must be input exactly as required for the integration to function properly.
8. Complete the process by clicking '''Activate''' to save and enable the Event Stream.