interface MessageFileimport { type MessageFile } from "https://deno.land/x/openai@v4.21.0/resources/beta/threads/messages/files.ts"; A list of files attached to a message. Propertiesid: stringThe identifier, which can be referenced in API endpoints. created_at: numberThe Unix timestamp (in seconds) for when the message file was created. message_id: stringThe ID of the message that the File is attached to. object: "thread.message.file"The object type, which is always thread.message.file.