Api.sendChatAction({
  chat_id: chat.chatid,
  action: "typing"
});
let webPage =
  "https://www.online-calculator.com/full-screen-calculator/"
Api.sendMessage({
  text:
    "*ᴛʜɪꜱ ʟɪᴠᴇ ᴄᴀʟᴄᴜʟᴀᴛᴏʀ ᴄᴀɴ ᴏɴʟʏ ʙᴇ ᴜꜱᴇᴅ ʙʏ ᴛʜᴇ ᴍᴀɪɴ ᴛᴇʟᴇɢʀᴀᴍ ᴀᴘᴘ 🙂\n\nᴘʀᴇꜱꜱ ᴛʜᴇ ʙᴜᴛᴛᴏɴ ʙᴇʟᴏᴡ ᴛᴏ ᴏᴘᴇɴ ᴛʜᴇ ʟɪᴠᴇ ᴋᴇʏʙᴏᴀʀᴅ 👇*",
  disable_web_page_preview: true,
  reply_markup: {
    inline_keyboard: [[{ text: "📟 USE LIVE CALCULATOR 🟢", web_app: { url: webPage } }]]
  },
  parse_mode: "Markdown"
})