Player Data JSON

{
  "player": {
    "id": 4058,
    "api_id": 262341,
    "name": "Justyna Sasiak",
    "short_name": "J. Sasiak",
    "country": "Poland",
    "country_code": "PL",
    "gender": "Female",
    "circuit": "WTA",
    "date_of_birth": null,
    "height_cm": null,
    "weight_kg": null,
    "plays": "",
    "turned_pro": null
  },
  "utr": {
    "id": 4747303,
    "singles": 8.0,
    "doubles": null,
    "ranking": 5527,
    "division": "General",
    "is_pro": false,
    "updated_at": "2026-01-18"
  },
  "current_ranking": null,
  "ranking_history": [],
  "career_stats": {
    "total_matches": 5,
    "wins": 2,
    "losses": 3,
    "win_rate": 40.0
  },
  "surface_stats": {
    "hard": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    },
    "clay": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    },
    "grass": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    }
  },
  "category_stats": {
    "UTR": {
      "matches": 5,
      "wins": 2,
      "losses": 3,
      "win_rate": 40.0
    }
  },
  "average_match_stats": {
    "matches_with_stats": 5,
    "avg_aces_per_match": 1.0,
    "avg_double_faults_per_match": 3.6,
    "avg_first_serve_pct": 70.4,
    "avg_first_serve_won_pct": 53.1,
    "avg_second_serve_won_pct": 42.0,
    "avg_break_points_converted_pct": null
  },
  "recent_form": [
    {
      "date": "2026-01-10",
      "opponent": "Aliaksandra Skapets",
      "opponent_id": 523601,
      "tournament": "UTR PTT Krakow Women 01",
      "surface": "carpet",
      "round": "Semifinals",
      "result": "L",
      "score": "0-2",
      "stats": {
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        "double_faults": 6,
        "first_serve_pct": 65.38461538461539,
        "first_serve_won_pct": 64.70588235294117,
        "second_serve_won_pct": 33.33333333333333,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2026-01-09",
      "opponent": "Aneta Kucmova",
      "opponent_id": 195997,
      "tournament": "UTR PTT Krakow Women 01",
      "surface": "carpet",
      "round": "",
      "result": "L",
      "score": "0-2",
      "stats": {
        "aces": 0,
        "double_faults": 2,
        "first_serve_pct": 66.66666666666666,
        "first_serve_won_pct": 30.0,
        "second_serve_won_pct": 46.666666666666664,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2026-01-08",
      "opponent": "Rozalia Gruszczynska",
      "opponent_id": 349440,
      "tournament": "UTR PTT Krakow Women 01",
      "surface": "carpet",
      "round": "",
      "result": "W",
      "score": "2-0",
      "stats": {
        "aces": 4,
        "double_faults": 1,
        "first_serve_pct": 83.87096774193549,
        "first_serve_won_pct": 69.23076923076923,
        "second_serve_won_pct": 40.0,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2026-01-06",
      "opponent": "Magdalena Hedrzak",
      "opponent_id": 297949,
      "tournament": "UTR PTT Krakow Women 01",
      "surface": "carpet",
      "round": "",
      "result": "L",
      "score": "0-2",
      "stats": {
        "aces": 0,
        "double_faults": 5,
        "first_serve_pct": 65.95744680851064,
        "first_serve_won_pct": 41.935483870967744,
        "second_serve_won_pct": 25.0,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2026-01-05",
      "opponent": "Ema Harajda",
      "opponent_id": 399605,
      "tournament": "UTR PTT Krakow Women 01",
      "surface": "carpet",
      "round": "",
      "result": "W",
      "score": "2-0",
      "stats": {
        "aces": 0,
        "double_faults": 4,
        "first_serve_pct": 70.1492537313433,
        "first_serve_won_pct": 59.57446808510638,
        "second_serve_won_pct": 25.0,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    }
  ],
  "form_summary": {
    "last_10_matches": 5,
    "wins": 2,
    "losses": 3,
    "form_string": "LLWLW"
  },
  "head_to_head": [
    {
      "opponent": "Ema Harajda",
      "opponent_id": 399605,
      "matches": 1,
      "wins": 1,
      "losses": 0
    },
    {
      "opponent": "Aneta Kucmova",
      "opponent_id": 195997,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Magdalena Hedrzak",
      "opponent_id": 297949,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Aliaksandra Skapets",
      "opponent_id": 523601,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Rozalia Gruszczynska",
      "opponent_id": 349440,
      "matches": 1,
      "wins": 1,
      "losses": 0
    }
  ],
  "upcoming_matches": [],
  "year_statistics": null,
  "data_generated_at": "2026-01-30 16:20:10 UTC"
}