{"result":{"text":"backslash left square bracket backslash m a t h o p space left curly bracket backslash l i m space right curly bracket backslash l i m i t s _ left curly bracket x space backslash t o space 0 right curly bracket space backslash f r a c left curly bracket 1 right curly bracket left curly bracket x right curly bracket backslash right square bracket"},"status":"ok"}