function Hmacimport { Hmac } from "https://dotland.deno.dev/std@0.177.0/node/internal/crypto/hash.ts"; Hmac(hmac: string,key: string | ArrayBuffer | KeyObject,options?: TransformOptions,): HmacParametershmac: stringkey: string | ArrayBuffer | KeyObjectoptionaloptions: TransformOptionsReturnsHmac