[{'role': 'user', 'content': "Analyze the following clause from a privacy policy and determine if it's fair or unfair. Also identify any privacy practices mentioned: 15. General Assignment. This Agreement, and any rights and licenses granted hereunder, may not be transferred or assigned by you, but may be assigned by Flipagram without restriction. Any attempted transfer or assignment in violation hereof shall be null and void."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]