start
fun startWithAppId(context: <Error class: unknown class>, appId: String, appSignature: String, onStarted: StartCallback)
Initializes Chartboost with the required appId, appSignature, and callback. This method must be called before using cache and show methods.
Parameters
context
Application context.
app
The Chartboost application ID for this application.
app
The Chartboost application signature for this application.
on
Callback to be invoked when Chartboost has started.