interface RequestHeadersimport { type RequestHeaders } from "https://deno.land/x/aliyun_sdk@v0.0.3/mod.ts"; PropertiesAccept: stringContent-Type: stringContent-MD5: stringDate: stringx-acs-version: stringx-acs-signature-nonce: stringx-acs-signature-version: stringx-acs-signature-method: stringoptionalAuthorization: string