ButtonType: {
    readonly APP: "APP";
    readonly CATALOG: "CATALOG";
    readonly FLOW: "FLOW";
    readonly MPM: "MPM";
    readonly OTP: "OTP";
    readonly PHONE_NUMBER: "PHONE_NUMBER";
    readonly QUICK_REPLY: "QUICK_REPLY";
    readonly URL: "URL";
    readonly VOICE_CALL: "VOICE_CALL";
}