const status: AuraResponseStatus = new AuraResponseStatus(AURA_STATUS.ERROR.OTHER.GENERAL, 'Error Whatsapp');
ContextUtils.setStatus(stepContext.context, status);

const status: AuraResponseStatus = new AuraResponseStatus(AURA_STATUS.ERROR.FILE.ERROR_GENERATE_SAS_URL, 'Error Whatsapp file retrieval');
const attachment: Attachment = {
        contentType: 'application/vnd.telefonica.aura.file',
        content: {
            url: null,
            fileName: null
        }
    };
const activity: Partial<Activity> = {
        type: 'message', attachments: [attachment],
        inputHint: InputHints.AcceptingInput,
        channelData: {}
    };
    ContextUtils.setStatus(stepContext.context, status);
    await stepContext.context.sendActivity(activity);