feat: support 7702 authorized MM Swap Txs#50
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d5u
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May 14, 2026
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Note
Medium Risk
Updates a heuristics entry used for transaction categorization, which can change
transactionProtocol/labeling for matching swaps. Scope is small and covered by a new Arbitrum fixture-based test.Overview
Adds an Arbitrum
METAMASK_V1_EXCHANGEtest case (with a recorded nock fixture) and a new#txCategorizeV6test to validate categorization onChainId.ARBITRUM.Updates
txSchemas/heuristicMap.tsto associate the MetaMask v1 swap topic hash (0xbeee…630d) withprotocol: 'METAMASK_V1', ensuring swaps matching that heuristic are attributed to the MetaMask v1 protocol.Reviewed by Cursor Bugbot for commit b7dc2a5. Bugbot is set up for automated code reviews on this repo. Configure here.