refactor blockcount

lib/apiswagger.js

@@ -5,7 +5,6 @@ module.exports = (app, client) => {
         { parser } = require('stream-json'),
         { streamArray } = require('stream-json/streamers/StreamArray'),
         { chain } = require('stream-chain'),
-        { stringer } = require('stream-json/jsonl/Stringer'),
         clean = str => {
             return str.replace(/[/\\^$+?()`'¡¿¨!"·%&=;,\|\[\]{}]+/gmi, '')
         }