const TradeAPI = require ("btc-e3"); 
const PublicAPI = require ("btc-e3"); 
const api = new TradeAPI({
    key: "sekret",
    secret: "sekret",
    baseUrl: "sekret", // any url with this api specification
});
api.getInfo().then((info)=>{
    console.log(info.transaction_count);
});
TypeError: TradeAPI is not a constructor
    at Object.<anonymous> (/Users/tasheehoo/Documents/bot/bot.js:3:13)
    at Module._compile (internal/modules/cjs/loader.js:686:14)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:700:10)
    at Module.load (internal/modules/cjs/loader.js:599:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:538:12)
    at Function.Module._load (internal/modules/cjs/loader.js:530:3)
    at Function.Module.runMain (internal/modules/cjs/loader.js:742:12)
    at startup (internal/bootstrap/node.js:236:19)
    at bootstrapNodeJSCore (internal/bootstrap/node.js:560:3)
как исправить  
 