We recommend reading the main readme first, to understand the requirements for using the library and how to initiate this in your apps. This guide assumes you've read that.
This describes how to get all subscriptions
ListResponse flwResponse = new Subscriptions()
.getAllSubscriptions();This describes how to activate a subscription
Response flwResponse = new Subscriptions().
activateSubscription(id);This describes how to activate a subscription
Response flwResponse = new Subscriptions().
deactivateSubscription(id);