method Api.prototype.getBusinessConnectionimport { Api } from "https://deno.land/x/grammy@v1.27.0/core/api.ts"; getBusinessConnection(business_connection_id: string, signal?: AbortSignal)Use this method to get information about the connection of the bot with a business account. Returns a BusinessConnection object on success. Parametersbusiness_connection_id: stringUnique identifier of the business connection optionalsignal: AbortSignalOptional AbortSignal to cancel the request Official reference: https://core.telegram.org/bots/api#getbusinessconnection