This API call to order gives a bad request. Can anyone please help?

API Spot/Margin API
1 
const express = require('express');
const bodyParser = require('body-parser');
const cors = require('cors');
const app = express();
app.use(bodyParser.json());
app.use(cors());
const crypto = require('crypto');
const axios = require('axios');
var qs = require('qs');

const main = async () => {
  const ts = Date.now();
  const apikey = 'ejUb1XDWbYAoJtjXRHX3UN6pNT7fkcQ48kHyXdLphUwcQnC0ItHn60caCkFBpWVN';
  const seckey = 'yAsnZhg9eu1zdxMV7TqvWTEaOThxeatL2l5xlzzIMk8DhPWaGCbxePCCWk0ACuA2';
  const param = `symbol=LTCBTC&side=BUY&type=LIMIT&timeInForce=GTC&quantity=1&price=0.1&recvWindow=5000&timestamp=${ts}`;
  console.log(param);

  const hash = await crypto.createHmac('sha256', seckey).update(param).digest('hex');
  console.log(hash);
  // console.log( typeof ts.toString())

  var data = qs.stringify({
    'symbol': 'LTCBTC',
    'side': 'BUY',
    'type': 'LIMIT',
    'timeInForce': 'GTC',
    'quantity': '1',
    'price': '0.1',
    'recvWindow': '5000',
    'timestamp': ts.toString(),
    'signature': hash
  });
  try {
    const res = await axios.post(`https://testnet.binance.vision/api/v3/order`, data, {
      headers: {
        'X-MBX-APIKEY': apikey
      }
    })
    console.log(res);
  } catch (err) {
    // console.log(err);
  }
}

main();
2

The price doesn’t look right, try a much smaller value; (The latest price in testnet is about 0.003 so try price like 0.004)

3

I tried with 0.004 then it did not work , then I reduced it to 0.002 then it started working.
THANKS. :grinning: