Locate your Snapchat Account ID - From the Business Manager window, copy the Snap Account ID highlighted above in green on the Snapchat UI, and paste it on the AppsFlyer Snap Account ID parameter as show in the screenshot below.
1.Click Activate Partner
2.Enter the Snapchat Account Id.
3. Enable In-App Events Postback and select to add manually the relevant events. Please note that the following events are typically added:
af_purchase - don't forget to select to send Value