function util.isBufferimport { util } from "https://dotland.deno.dev/x/polkadot@0.2.23/mod.ts"; const { isBuffer } = util; isBuffer(value: unknown): value is BufferExamples import { isBuffer } from 'https://deno.land/x/polkadot@0.2.23/util/mod.ts'; console.log('isBuffer', isBuffer(Buffer.from([]))); // => true Parametersvalue: unknownReturnsvalue is Bufferimport util.isBufferimport { util } from "https://dotland.deno.dev/x/polkadot@0.2.23/mod.ts"; const { isBuffer } = util;