interface Surveys {
    survey: Array<Survey>;
    previousSteps: Array<Number>;
    answers: Array<SurveyData>;
}

interface Survey {
    question: string;
    answersSurvey: Array<AnswersSurveys>;
}

interface AnswersSurveys {
    id: string;
    text: string;
    suId: string;
    next: number;
    preview: number;
}