Due to the way that Telegram interprets the request URL, http_build_query that Guzzle uses doesn't work properly. Instead, we now convert all arrays to JSON encoded strings, which get interpreted correctly!
Due to the way that Telegram interprets the request URL, http_build_query that Guzzle uses doesn't work properly. Instead, we now convert all arrays to JSON encoded strings, which get interpreted correctly!

php-telegram-bot/core,akalongman/php-telegram-bot