axiosmultipartexample.js

const jsonGuru = {};
const data = new FormData();

data.append("siswa", JSON.stringify(jsonGuru));
data.append('file', file);

let config: any = {
      timeout: 15000, //s
      method: 'POST',
      url: 'URL',
      headers: {},
      data: data
    };
    
    axios(config).then((response) => {console.log(response)});