Interface Variable

interface Variable {
    helpText?: null | string;
    id: string;
    isReadonly: boolean;
    isRequired: boolean;
    isVisible: boolean;
    label?: null | string;
    name: string;
    occurrences: number;
    parentId?: string;
    placeholder?: null | string;
    privateData: PrivateData;
    type: VariableType;
    visibility: VariableVisibility;
}