npm install https://pkg.mkr.sx/utf8/2.0.0.tgz
var string = require('utf8/string')
var bytes = require('utf8/bytes')
string([117, 116, 102, 56])
> 'utf8'
string(new Uint8Array([117, 116, 102, 56]))
> 'utf8'
string(new Uint8Array([117, 116, 102, 56]).buffer)
> 'utf8'
bytes('utf8')
> Uint8Array([117, 116, 102, 56])