Under this section, we will see in detail, how to Enable/Disable Subscription status for API's groups.
To start with this,
Under Details tab , you can find a drop down Subcription Status.
note: By default the Subcription Status will be disabled.
To enable the Subcription Status for APIs groups . Select enable from the drop down and click on update.
note: To succesfully enable APIs group Subcription ,APIs selected should be from the same organization.