Dmitriy Gast

That's the problem that WithPrefix() is tricky solution - it appends btnNum to callback data. So when I define my own handler for callback (as handler registered by the lib...

The very abstracted pseudocode example of what I suggest: ```go type CallbackData struct { KeyboardName stirng `json:"kb_name"` BtnNum int `json:"btn_num"` Payload json.RawMessage `json:"payload"` } // ... // Lib can add...