function util.isBufferimport { util } from "https://dotland.deno.dev/x/polkadot@0.2.45/mod.ts"; const { isBuffer } = util; isBuffer<T = BufferObject>(value: unknown): value is TExamples import { isBuffer } from 'https://deno.land/x/polkadot@0.2.45/util/mod.ts'; console.log('isBuffer', isBuffer(Buffer.from([]))); // => true Type ParametersoptionalT = BufferObjectParametersvalue: unknownReturnsvalue is Timport util.isBufferimport { util } from "https://dotland.deno.dev/x/polkadot@0.2.45/mod.ts"; const { isBuffer } = util;