waitUntilLanguageModelCompleted
suspend fun TranscribeClient.waitUntilLanguageModelCompleted(request: DescribeLanguageModelRequest, retryStrategy: RetryStrategy? = null): Outcome<DescribeLanguageModelResponse>
suspend fun TranscribeClient.waitUntilLanguageModelCompleted(block: DescribeLanguageModelRequest.Builder.() -> Unit): Outcome<DescribeLanguageModelResponse>