{
    "id": string,
    "externalId": string,
    "email": string,
    "name": string,
    "birthdayMonth": integer,
    "birthdayDay": integer,
    "referralUrl": string,
    "pointBalance": integer,
    "currentLoyaltyTier": {
        "id": string,
        "title": string
    },
    "createdAt": date,
    "updatedAt": date
}