ChainCatcher news, the developer-oriented product Subscription Hub launched by the Web3 multi-chain communication infrastructure Dmail Network, has seen over 650,000 users participate in subscribing to more than 80 projects within a week of its launch. Currently, the Subscription Center has been launched within the Dmail DApp, allowing over 4 million users to choose to subscribe to projects of interest based on their preferences and interests, thereby receiving personalized message notifications and reminders through their wallet addresses or any associated decentralized identities.