package pg3

import (
	"crypto/md5"
	"encoding/hex"
	"strconv"
	"strings"
)

func GenerateSign(body string, timestamp int64, key string) string {
	data := body + strconv.FormatInt(timestamp, 10) + key
	hash := md5.Sum([]byte(data))
	return strings.ToUpper(hex.EncodeToString(hash[:]))
}