{
    "bbAttendeeDetails": {
        "placeholder": {
            "variant": 1,
            "validateOnSubmission": false
        },
        "firstname": {
            "id": "first_name",
            "display": "optional",
            "maxLength": 256
        },
        "lastname": {
            "id": "last_name",
            "display": "optional",
            "maxLength": 256
        },
        "email": {
            "id": "email",
            "display": "optional",
            "maxLength": 256
        },
        "mobile": {
            "id": "mobile",
            "display": "optional",
            "showCountryPrefix": true
        },
        "time_zone": {
            "id": "time_zone",
            "display": "hidden"
        },
        "language": {
            "id": "language",
            "display": "hidden"
        },
        "address1": {
            "id": "address1",
            "display": "hidden"
        },
        "address2": {
            "id": "address2",
            "display": "hidden"
        },
        "address3": {
            "id": "address3",
            "display": "hidden"
        },
        "address4": {
            "id": "address4",
            "display": "hidden"
        },
        "postcode": {
            "id": "postcode",
            "display": "hidden"
        }
    }
}