type Client struct { Address string }
Client jwt的客户端类型
func New(address string) *Client
New 创建客户端对象
func (client *Client) GetToken(claims map[string]interface{}) (string, error)
GetToken 获取签名
func (client *Client) VerifyToken(token string) (map[string]interface{}, error)
VerifyToken 验证签名