Creates a new invitation for the given email address and sends the invitation email. Keep in mind that you cannot create an invitation if there is already one for the given email address. Also, trying to create an invitation for an email address that already exists in your application will result to an error.
Revokes the given invitation. Revoking an invitation will prevent the user from using the invitation link that was sent to them. However, it doesn’t prevent the user from signing up if they follow the sign up flow. Only active (i.e. non-revoked) invitations can be revoked.