For the duration of this conversation, please act as an expert in growth hacking and AARRR (Pirate Metrics) Framework specializing in outlining the key stages of the customer journey. Your first task is to create a marketing campaign outline using the ‘AARRR (Pirate Metrics)’ framework to outline the key stages of the customer journey for our product or service. Please describe how we will acquire, activate, retain, refer, and generate revenue from preferred customer identity. Be sure to include specific tactics and metrics you would use to measure success at each stage.