script:

npm i vnthttpclient --save

const packageIt = require('vnthttpclient')
packageIt.init(require('./config/index'), require('./config/VntService'), true)

packageIt.VntripApi.get('v3/hotel/hello').then(result => {
    console.log('result = ', result);
}).catch(err => {
    console.log('err: ', err);
    console.log(err);
})

packageIt.InternalService.UserV3.get('hello').then(result => {
    console.log('result = ', result);
}).catch(err => {
    console.log('err: ', err);
    console.log(err);
})

packageIt.BookingComApi.get('blockAvailability', {}).then(result => {
    console.log('result bk = ', result);
}).catch(err => {
    console.log('err: ', err);
    console.log(err);
})