{"source":"gemini","id":"110508","ticker":"TENNIS-WTAWIM-20260630-DAY-KEY","slug":"kayla-day-vs-madison-keys","title":"Kayla Day vs Madison Keys","description":"Kayla Day vs Madison Keys","image":"https://assets.gemini.com/predictions/images/tennis_test_02_42aacd7e-073f-453c-a9a2-7f09d07bbc38.jpg","icon":null,"active":false,"closed":true,"start_date":"2026-06-26T16:02:09.465000Z","end_date":"2026-06-30T18:00:00Z","closed_time":"2026-06-30T12:41:13.851000Z","volume":0.0,"volume_24hr":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"open_interest":null,"categories":["Sports"],"tags":["Wimbledon"],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Madison Keys","top_outcome_probability":1.0,"top_outcome_prob_24h_change":0.06000000000000005,"top_outcome_volume_24h_change":null,"updated_at":"2026-06-30T13:03:55.614350Z","fetched_at":"2026-06-30T13:03:55.614350Z","added_at":"2026-06-26T16:13:53.290873Z","url":"https://www.gemini.com/predictions/TENNIS-WTAWIM-20260630-DAY-KEY/kayla-day-vs-madison-keys","chart_24h":[20.0,1020.0,1067.0],"markets":[{"source":"gemini","id":"110508-309722","event_id":"110508","slug":"GEMI-TENNIS-WTAWIM-20260630-DAY-KEY-KEY","question":"Madison Keys","group_item_title":"Madison Keys","description":"This market resolves to Yes if Madison Keys wins the tennis match between Madison Keys and Kayla Day originally scheduled for June 30, 2026 at 6:00 AM ET. 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