// http.StatusUnsupportedMediaType, http.StatusNotAcceptable,
	// http.StatusBadRequest, http.StatusUnauthorized, http.StatusForbidden,
	// http.StatusRequestTimeout, http.StatusConflict, http.StatusPreconditionFailed,
	// http.StatusUnprocessableEntity, http.StatusInternalServerError,
	// http.StatusServiceUnavailable
	// and api error codes
	// Note that if we specify a versioned Status object here, we may need to

	},
	ErrPreconditionFailed: {
		Code:           "PreconditionFailed",
		Description:    "At least one of the pre-conditions you specified did not hold",
		HTTPStatusCode: http.StatusPreconditionFailed,
	},
	ErrRequestTimeTooSkewed: {
		Code:           "RequestTimeTooSkewed",
		Description:    "The difference between the request time and the server's time is too large.",
		HTTPStatusCode: http.StatusForbidden,