function asMetaimport { asMeta } from "https://deno.land/x/kv_toolbox@0.19.1/blob_util.ts"; asMeta(kv: Deno.Kv,key: Deno.KvKey,options: { consistency?: Deno.KvConsistencyLevel | undefined; },): Promise<Deno.KvEntryMaybe<BlobMeta>>Parameterskv: Deno.Kvkey: Deno.KvKeyoptions: { consistency?: Deno.KvConsistencyLevel | undefined; }ReturnsPromise<Deno.KvEntryMaybe<BlobMeta>>