ahmadnassri/httpsnippet

const url = 'http://mockbin.com/har';
const options = {
  method: 'POST',
  headers: {'content-type': 'application/json'},
  body: '{"number":1,"string":"f\"oo","arr":[1,2,3],"nested":{"a":"b"},"arr_mix":[1,"a",{"arr_mix_nested":{}}],"boolean":false}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}