[go decode to nested json] #go

main.go

package main

import (
	"encoding/json"
	"fmt"
	"log"
	"net/http"
)

func main() {
	resp, err := http.Get("https://httpbin.org/get")
	if err != nil {
		log.Fatalln(err)
	}

	var result struct {
		Key struct {
			Host      string
			UserAgent string `json:"User-Agent"`
		} `json:"headers"`
		Url string
	}

	err = json.NewDecoder(resp.Body).Decode(&result)
	if err != nil {
		log.Fatalln(err)
	}
	fmt.Printf("%v \n", result)
}