APP_CONTEXT
Represents the group of operations related to application context like PubNub.getAllUUIDMetadata, PubNub.getUUIDMetadata, PubNub.setUUIDMetadata, PubNub.removeUUIDMetadata, PubNub.getAllChannelMetadata, PubNub.getChannelMetadata, PubNub.removeChannelMetadata, PubNub.setChannelMetadata, PubNub.getChannelMembers, PubNub.manageChannelMembers, PubNub.getMemberships, and PubNub.manageMemberships