code: func NewBearerClient(token, base string) *Client {
  	return &Client{
  		ID:            "",
  		Token:         token,
  		Client:        defaultHttpClient,
  		Base:          base,
  		UploadType:    JSON,
  		ErrorParser:   DefaultErrorParser,
  		useBearerAuth: true,
  	}
  }
docs: // NewBearerClient returns a new Client configured to use Bearer authentication.