How to use

isJsonType

function

in

lodash

const normalizeBody = (params) => {
 const { headers, body, method } = params;
 if (['GET', 'HEAD'].includes(method)) {
  return unset('body', params);
 }
 if (isFormUrlEncodedType(headers)) {
  return set('body', qs.stringify(body), params);
 } else if (isJsonType(headers)) {
  return set('body', JSON.stringify(body), params);
 }
 return params;
}