interface ChatBoostimport { type ChatBoost } from "https://deno.land/x/grammy@v1.24.0/types.ts"; This object contains information about a chat boost. Propertiesboost_id: stringUnique identifier of the boost add_date: numberPoint in time (Unix timestamp) when the chat was boosted expiration_date: numberPoint in time (Unix timestamp) when the boost will automatically expire, unless the booster's Telegram Premium subscription is prolonged source: ChatBoostSourceSource of the added boost