API v9InterfacesRESTAPIInteractionCallbackActivityInstanceResourceVersion: 0.37.100On this pageRESTAPIInteractionCallbackActivityInstanceResource https://discord.com/developers/docs/interactions/receiving-and-responding#interaction-callback-interaction-callback-activity-instance-resourceIndex PropertiesidProperties idid: stringInstance ID of the Activity if one was launched or joined.
https://discord.com/developers/docs/interactions/receiving-and-responding#interaction-callback-interaction-callback-activity-instance-resource