{"command":{"effect":"read","timeoutSeconds":30,"inputSchema":{"type":"object","properties":{"accountId":{"type":"string","format":"uuid"},"start":{"type":"string","format":"date"},"end":{"type":"string","format":"date"}},"required":["accountId","start","end"],"additionalProperties":false},"name":"Read account transactions (one bounded page)","id":"mercury.transactions.list","example":{"accountId":"11111111-1111-4111-8111-111111111111","start":"2026-07-22","end":"2026-07-24"},"maxRequests":1,"summary":false}}