The Ethereum Pectra upgrade is approaching early next month. This is an important upgrade for Ethereum, with many changes, some of which include an improvement in user experience. For example, the Pectra upgrade supports users' gas free transactions, which will unlock more application scenarios. For example, users can use it for free, and even experience the application without ETH, which can be paid by a third party. This is conducive to attracting users to participate in the early stage, especially for some applications that can be subsidized