Retrieving an app returns a single, specific, live app using the Get App Version API method. This API will will return any single app version saved by the developer and is most suitable for displaying an app’s details to a developer when the app is being edited.

An example of retrieving a single app version with id “5565322ae4b0a70b13a4563b” and version “2”:

curl --user {marketplaceId}:{secret} https://market.openchannel.io/v2/apps/5565322ae4b0a70b13a4563b/versions/2? 
 developerId=30