| InitializationStatus | Represents the initialization status of the MarketingCloudSdk class InitializationStatus | 
| MarketingCloudConfig | data class MarketingCloudConfig | 
| MarketingCloudSdk | class MarketingCloudSdk : ControlChannelListener | 
| MCLogListener | interface MCLogListener | 
| UrlHandler | This interface will be called when a message is received from the Marketing Cloud servers and contains a URL. interface UrlHandler |