In February 2016, over a hundred thousand people signed a petition in just twenty-four hours, calling for a boycott of Sony Music and all other Sony-affiliated businesses after rape allegations against music producer Dr. Luke were made by musical artist Kesha. Kesha asked a New York City Supreme Court to free her from her contract with Sony Music but the court denied the request, prompting widespread public and media response. 
Kesha asked a California Supreme Court to do what?
{'text': 'free her from her contract with Sony Music', 'answer_start': 306}