Function clearMessages

clearMessages(): Promise<void>
Clear locally cached messages.

Returns Promise<void>
A promise that will resolve when the operation is complete.
Deprecated
AWS will end support for Amazon Pinpoint on October 30, 2026.

Throws
validation: InAppMessagingValidationErrorCode - Thrown if In App messaging hasn't been initialized.

Example
```
// Clear locally cached messages.
await clearMessages();
```