MarketTrendSnapshotSummary

{
    "categoryId": 0,
    "categoryLevel": 0,
    "categoryPathZh": "string",
    "updatePeriod": "2026-05-20",
    "sales": 0,
    "salesDynamics": "50.00%",
    "gmv": 123.45,
    "gmvDynamics": "50.00%",
    "salesCards": 0,
    "signedCards": 0,
    "signedCardsRatio": "50.00%"
}