AttachmentData
constructor(id: Snowflake, filename: String, description: Optional<String> = Optional.Missing(), contentType: Optional<String> = Optional.Missing(), size: Int, url: String, proxyUrl: String, height: OptionalInt? = OptionalInt.Missing, width: OptionalInt? = OptionalInt.Missing, ephemeral: OptionalBoolean = OptionalBoolean.Missing, durationSecs: Optional<DurationInDoubleSeconds> = Optional.Missing(), waveform: Optional<String> = Optional.Missing(), flags: Optional<AttachmentFlags> = Optional.Missing())(source)