Implement L2 Batch Decoding for Arbitrum contracts with bespoke filtering for Uniswap.

- **Design work** [1 month] - designing the appropriate visual interface to meet Arbitrum-specific batching standards. 
   - **Deliverable**: Demo design mockup to Uni-Arb team for feedback 

- **Backend work** [2 months] - updating the real-time decoding service to appropriately decode L1 batch transactions for Arbitrum. New filtering capability for Uniswap-Arbitrum batch and blob decoding.
   - **Deliverable**: Demo 

- **Frontend work** [1 month] - implementing the design and wiring the appropriate new data structure to Ethernow.xyz.
   - **Deliverable**: Live decoding on Ethernow.xyz

- **Developer API access** [3 months] - make decoding accessible via API
   - **Deliverable**: API  