Contact format

Structure

{
    "id": integer, // Contact ID
    "name": string, // Contact name
    "email": string, // Contact E-mail
    "phone_number"?: string, // Contact phone number
    "country"?: string, // Country
    "country_code"?: string, // Country code
    "language"?: string, // Spoken language
    "tags"?: [
        string
    ] // Array of default tags 
}