Get a license on Sentry.IO
Then use method "Init' to initialize Sentry on Application Ready.
Init must have a DSN which is the sentry license (URL format).
Then, when you want to log an exception you only have to call "LogException" method.
If you want to track the progress of a transaction you can call LogTransaction first.
It is not necessary to CheckPlugin everytime you want to used because the plugin record that information.