Help pls Viber int doesnt work

[glare1062]

Overview

• What project is this issue for?:
  @broid/viber
• Is this a bug, security, feature request, or feedback:
  bug

Details

Feature Overview

Feature List/Objectives

• [ ] Awesome things
• [ ] Sick implantations

Steps to Reproduce

My code :

const BroidViber = require('@broid/viber');

const viber = new BroidViber({ 
 username: 'broidbotversiontwo',
  token: "481652418fe7d78b-39ed57933220ec5f-fa7d2849fc1080d3",
  webhookURL: "https://645bafa1.ngrok.io/",
  http: {
    host: "127.0.0.1",
    port: 5000
  }
});

viber.connect()
  .subscribe({
    next: data => console.log(JSON.stringify(data)),
    error: err => console.error(`Something went wrong: ${JSON.stringify(err,2,3)}`),
    complete: () => console.log('complete'),
  });

1. Start application with settings
   server listening on ngrok port 5000
2. Send message

Observed

my stack trace from cmd :

port 127.0.0.1:5000...","v":1}
TypeError: Data must be a string or a buffer
    at Hmac.update (crypto.js:99:16)
    at MessageValidator._calculateHmacFromMessage (D:\Testing\newvibertest\node_modules\@broid\viber\node_modules\viber-bot\lib\message\message-validator.js:17:54)
    at MessageValidator.validateMessage (D:\Testing\newvibertest\node_modules\@broid\viber\node_modules\viber-bot\lib\message\message-validator.js:11:30)
    at _app.use (D:\Testing\newvibertest\node_modules\@broid\viber\node_modules\viber-bot\lib\middleware.js:61:32)
    at Layer.handle [as handle_request] (D:\Testing\newvibertest\node_modules\express\lib\router\layer.js:95:5)
    at trim_prefix (D:\Testing\newvibertest\node_modules\express\lib\router\index.js:317:13)
    at D:\Testing\newvibertest\node_modules\express\lib\router\index.js:284:7
    at Function.process_params (D:\Testing\newvibertest\node_modules\express\lib\router\index.js:335:12)
    at next (D:\Testing\newvibertest\node_modules\express\lib\router\index.js:275:10)
    at textParser (D:\Testing\newvibertest\node_modules\body-parser\lib\types\text.js:60:7)
    at Layer.handle [as handle_request] (D:\Testing\newvibertest\node_modules\express\lib\router\layer.js:95:5)
    at trim_prefix (D:\Testing\newvibertest\node_modules\express\lib\router\index.js:317:13)
    at D:\Testing\newvibertest\node_modules\express\lib\router\index.js:284:7
    at Function.process_params (D:\Testing\newvibertest\node_modules\express\lib\router\index.js:335:12)
    at next (D:\Testing\newvibertest\node_modules\express\lib\router\index.js:275:10)
    at expressInit (D:\Testing\newvibertest\node_modules\express\lib\middleware\init.js:40:5)
{"pid":10832,"hostname":"Lord-Acedia","name":"adapter","level":50,"time":1530509685274,"status":1,"status_message":"Result[HttpRequest[POST / HTTP/1.1]@315256a8 > HttpResponse[HTTP/1.1 500 Internal Server Error]@60f707ff] null","v":1}
Something went wrong: {
   "status": 1,
   "status_message": "Result[HttpRequest[POST / HTTP/1.1]@315256a8 > HttpResponse[HTTP/1.1 500 Internal Server Error]@60f707ff] null"
}

Expected

to connect but it doesnt due to type error during connecting gives internal server error 500