[{'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: Refund Policy for Purchases To be eligible for a refund for purchases made on Hike Messenger, you must send us an email at refunds@hike.in within 3 days of your purchase"}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]