{"total":4,"data":[{"symbol":"41I1GC000","type":"VN30F2Q","marketPrice":1933.0,"ceilingPrice":2068.3,"floorPrice":1797.7,"basicPrice":1933.0,"modifiedDate":"2026-07-14T10:50:10.692440618","expirationDate":"2026-12-17T00:00:00Z","id":"41I1GC000"},{"symbol":"41I1G7000","type":"VN30F1M","marketPrice":1941.5,"ceilingPrice":2077.4,"floorPrice":1805.6,"basicPrice":1941.5,"modifiedDate":"2026-07-14T10:50:10.692165075","expirationDate":"2026-07-16T00:00:00Z","id":"41I1G7000"},{"symbol":"41I1G8000","type":"VN30F2M","marketPrice":1935.5,"ceilingPrice":2070.9,"floorPrice":1800.1,"basicPrice":1935.5,"modifiedDate":"2026-07-14T10:50:10.692300567","expirationDate":"2026-08-20T00:00:00Z","id":"41I1G8000"},{"symbol":"41I1G9000","type":"VN30F1Q","marketPrice":1937.0,"ceilingPrice":2072.5,"floorPrice":1801.5,"basicPrice":1937.0,"modifiedDate":"2026-07-14T10:50:10.692364867","expirationDate":"2026-09-17T00:00:00Z","id":"41I1G9000"}]}