[{'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: − 6. Withdrawing consent You may at any time withdraw your consent for our storage and use of personal data collected by any of our Products by going to the Emoji Keyboard Cloud section in Emoji Keyboard Settings. By withdrawing consent your personal data will be destroyed. It is important to note, however, that we will retain any transactional data relating to your purchase of the Products that we make available in order that such purchases can be reclaimed by you, should the need arise in the future."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]