package main
import (
"fmt"
"net/http"
"io/ioutil"
)
func main() {
url := "https://api.courier.com/bulk/1-61e9dd53-b5bb6c863b7ffbe83ad4b28d/run"
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Accept", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := ioutil.ReadAll(res.Body)
fmt.Println(res)
fmt.Println(string(body))
}