[{'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 of Wallet Amount: Your Wallet comprises of three types of balances - Store credit (which is a credit granted by Us typically in lieu of a cancelled order), Topped-up balance (which is a prepaid amount that you added to the Wallet to pay for future orders on the App) and Promotional balance (which is credit granted by Us purely for promotional or goodwill purposes). Topped-up balance (prepaid amount) as well as the Promotional balance added to the Wallet will be non-refundable while Store credit will continue to be entirely refundable."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]