SynthesizeLongAudioMetadata
import type { SynthesizeLongAudioMetadata } from "https://googleapis.deno.dev/v1/texttospeech:v1.ts";Metadata for response returned by the SynthesizeLongAudio method.
interface SynthesizeLongAudioMetadata {
lastUpdateTime?: Date;
progressPercentage?: number;
startTime?: Date;
}