{"uid":"cap_8ecHTOCfRowWf9QE0Ni97","slug":"transaction-fee-observations-grouped-summary-adjacent-row-changes-ea95bb39","name":"Transaction Fee Observations — Grouped Summary & Adjacent Row Changes","description":"Transaction fee observations — Grouped numeric summary + Adjacent row changes: Grouped numeric summary + Adjacent row changes for supplied transaction fee observations records (fee_units, transaction_count). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows.","url":"https://market.datapackvibe.com/x402/assistant-ib26-finance-03-091?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"rows":{"type":"array","items":{"type":"object","required":["row_id","instrument_group","date","fee_units","transaction_count"],"properties":{"date":{"type":"string","default":"","pattern":"^\\d{4}-\\d{2}-\\d{2}$","maxLength":10},"row_id":{"type":"string","default":"","maxLength":80,"minLength":1},"fee_units":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000},"instrument_group":{"type":"string","default":"","maxLength":80},"transaction_count":{"type":["number","null"],"maximum":1000000000000,"minimum":-1000000000000}},"additionalProperties":false},"default":[{"date":"2026-10-01","row_id":"row-1","fee_units":10,"instrument_group":"group-a","transaction_count":1},{"date":"2026-10-02","row_id":"row-2","fee_units":20,"instrument_group":"group-b","transaction_count":2},{"date":"2026-10-03","row_id":"row-3","fee_units":15,"instrument_group":"group-a","transaction_count":3},{"date":"2026-10-04","row_id":"row-4","fee_units":30,"instrument_group":"group-b","transaction_count":4}],"maxItems":200,"minItems":1},"field":{"enum":["fee_units","transaction_count"],"type":"string","default":"fee_units"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_S8wCqXs5hwoT5xVcJHcLE","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs two local analytical reports on supplied transaction fee observation rows: a grouped numeric summary and adjacent row change analysis for fee_units or transaction_count.","exampleAgentPrompt":"I have a set of daily transaction fee observations across two instrument groups — can you run both a grouped numeric summary and an adjacent row change report on the fee_units field? Here are the rows: group-a had fee_units 10, 15 on 2026-10-01 and 2026-10-03; group-b had fee_units 20, 30 on 2026-10-02 and 2026-10-04.","exampleUseCases":[{"title":"Fee volatility audit by instrument group","prompt":"I have 4 months of daily transaction fee data split across 3 instrument groups. Can you run a grouped numeric summary and adjacent row changes on the fee_units column so I can see which groups have the most fee volatility day to day?"},{"title":"Transaction count trend detection","prompt":"Here are 50 rows of transaction count observations by instrument group and date — please run both the grouped summary and the row-over-row change report on transaction_count so I can spot any sudden spikes or drops."},{"title":"Fee structure comparison across groups","prompt":"I need to compare fee_units statistics across instrument groups for Q3. Can you generate the grouped numeric summary and adjacent row changes reports for these 80 fee observation records I'm supplying?"}],"resultDescription":"Returns two reports: (1) a grouped numeric summary aggregating fee_units or transaction_count statistics (e.g. mean, min, max, count) by instrument_group, and (2) an adjacent row changes report showing the difference between consecutive rows for the selected field. Up to 200 rows processed per call.","failureModes":["Input array exceeds 200 rows — request rejected","Missing required fields (row_id, instrument_group, date, fee_units, transaction_count) — validation error","Invalid date format (not YYYY-MM-DD) — schema validation failure","Numeric values outside allowed range (-1e12 to 1e12) — validation error","Empty rows array — minimum 1 item required"],"whenToPreferThis":"Choose this endpoint when you have pre-collected transaction fee observation data (up to 200 rows) with instrument_group and date fields and need both a grouped statistical summary and row-to-row change analysis in a single low-cost call. It is purely local/analytical with no external lookups, making it fast and deterministic. Prefer it over general-purpose analytics tools when you specifically need the grouped summary + adjacent changes combination on fee or transaction count data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-25T12:34:16.299Z","isFirstParty":false,"canonicalSlug":"transaction-fee-observations-grouped-summary-adjacent-row-changes-ea95bb39"}