License Plate Recognition on Plate Recognizer of remote image without saving to a tmp file

package.json

{
  "name": "l1",
  "version": "1.0.0",
  "description": "",
  "main": "remote_img_recognizer.js",
  "dependencies": {
    "form-data": "^3.0.0",
    "node-fetch": "^2.6.0"
  },
  "devDependencies": {},
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "keywords": [],
  "author": "",
  "license": "ISC"
}

remote_img_recognizer.js

const fetch = require('node-fetch');
const FormData = require('form-data');

var http = require('https');
// If image url is http, use below
// var http = require('http');


function upload(base64Image){
    let body = new FormData();
    // body.append('upload', fs.createReadStream(image_path));
    body.append('upload', base64Image);
    body.append('regions', 'gb'); // Change to your country

    fetch("https://api.platerecognizer.com/v1/plate-reader/", {
        method: 'POST',
        headers: {
            "Authorization": "Token YourAPItoken"
        },
        body: body
    }).then(res => res.json())
        .then(json => console.log(json))
        .catch((err) => {
            console.log(err);
        });

}


let imgUrl = 'https://user-images.githubusercontent.com/14224149/75100715-d4817080-55d1-11ea-9c64-2dae43df8fe8.png';


http.get(imgUrl, (resp) => {
    resp.setEncoding('base64');
    body = "data:" + resp.headers["content-type"] + ";base64,";
    resp.on('data', (data) => { body += data});
    resp.on('end', () => {
        console.log(body);

        // Upload base64
        upload(body);

    });
}).on('error', (e) => {
    console.log(`Got error: ${e.message}`);
});