const fs = require('fs'); const fetch = require('node-fetch') const FormData = require('form-data'); const imageUploadUrl = `http://localhost:8080/image`; let formData = new FormData(); formData.append('images[]', fs.createReadStream('../test.png')); fetch(imageUploadUrl, { method: 'POST', body: formData, }) .then(res => res.json()) .then(res => { console.log(res); }) .catch(error => { console.error(error); });