}
		}
	}
	secretKey, err := getTokenSigningKey()
	if err != nil {
		return errSRInvalidRequest(err)
	}

	// Verify the session token of the stsCred
	claims, err := auth.ExtractClaims(stsCred.SessionToken, secretKey)
	if err != nil {
		return fmt.Errorf("STS credential could not be verified: %w", err)
	}

	mapClaims := claims.Map()
	expiry, err := auth.ExpToInt64(mapClaims["exp"])