Laravel Developer (Blockchain / Etherscan API)

We have a cryptocurrency payment billing system with Etherscan API integration. A payment page already exists. The task is to implement transaction status tracking and design an efficient architecture for processing blockchain confirmations. Requirements Add transaction lifecycle statuses, including: Transaction detected Confirmation count updates Transaction confirmed / credited Design the architecture to avoid excessive requests to the Etherscan API. Handle multiple simultaneous transactions correctly. Ensure the solution is scalable and reliable.