| Interface | Description | 
|---|---|
| CloudCallback<T> | 
 A callback for any asynchronous call to Kontakt.io Proximity REST API that can result in
 success or failure. 
 | 
| Class | Description | 
|---|---|
| CloudCallbackAdapter<T> | 
CloudCallback empty implementation. | 
| CloudError | 
 A container for error details retrieved from Kontakt.io Proximity REST API. 
 | 
| CloudHeaders | 
 A container for response headers retrieved from Kontakt.io Proximity REST API. 
 | 
| SearchMeta | 
 All resources that return lists of elements can be paged. 
 |