package main import ( "bytes" "fmt" "net/http" ) func postQuery(requestURL string, jsonBytes []byte) (*http.Response, error) { req, err := http.NewRequest("POST", requestURL, bytes.NewBuffer(jsonBytes)) if err != nil { return nil, fmt.Errorf("Error creating post request: %s", err) } req.Header.Set("Content-Type", "application/json") client := &http.Client{} resp, err := client.Do(req) if err != nil { return nil, fmt.Errorf("Error posting query: %v", err) } return resp, nil }