UploadAssetMessageMetadata
constructor(conversationId: <Error class: unknown class>, mimeType: String, assetId: <Error class: unknown class>, assetDataPath: <Error class: unknown class>, assetDataSize: Long, assetName: String, assetWidth: Int?, assetHeight: Int?, otrKey: <Error class: unknown class>, sha256Key: <Error class: unknown class>, audioLengthInMs: Long, audioNormalizedLoudness: ByteArray?)