{
    "image_size": {
      "width": 512,
      "height": 512
    },
    "coordinate_system": {
      "origin": "top_left",
      "x_axis": "to_right",
      "y_axis": "downward"
    },
    "objects": [
      {
        "id": "red_ball",
        "category": "circle",
        "color_rgb": [241, 79, 69],
        "position": {
          "center_x": 280.51,
          "center_y": 150.49
        },
        "bbox": {
          "x_min": 262,
          "y_min": 132,
          "x_max": 299,
          "y_max": 169,
          "width": 38,
          "height": 38
        },
        "size": {
          "area_pixels": 1134,
          "radius_pixels": 19.0
        }
      },
      {
        "id": "black_ball_1",
        "category": "circle",
        "color_rgb": [0, 0, 0],
        "position": {
          "center_x": 204.25,
          "center_y": 229.96
        },
        "bbox": {
          "x_min": 194,
          "y_min": 220,
          "x_max": 214,
          "y_max": 240,
          "width": 21,
          "height": 21
        },
        "size": {
          "area_pixels": 346,
          "radius_pixels": 10.5
        }
      },
      {
        "id": "black_ball_2",
        "category": "circle",
        "color_rgb": [0, 0, 0],
        "position": {
          "center_x": 128.15,
          "center_y": 286.11
        },
        "bbox": {
          "x_min": 118,
          "y_min": 276,
          "x_max": 138,
          "y_max": 296,
          "width": 21,
          "height": 21
        },
        "size": {
          "area_pixels": 346,
          "radius_pixels": 10.5
        }
      },
      {
        "id": "black_ball_3",
        "category": "circle",
        "color_rgb": [0, 0, 0],
        "position": {
          "center_x": 106.96,
          "center_y": 321.5
        },
        "bbox": {
          "x_min": 97,
          "y_min": 312,
          "x_max": 117,
          "y_max": 331,
          "width": 21,
          "height": 20
        },
        "size": {
          "area_pixels": 330,
          "radius_pixels": 10.25
        }
      },
      {
        "id": "black_ball_4",
        "category": "circle",
        "color_rgb": [0, 0, 0],
        "position": {
          "center_x": 99.47,
          "center_y": 372.14
        },
        "bbox": {
          "x_min": 90,
          "y_min": 362,
          "x_max": 109,
          "y_max": 382,
          "width": 20,
          "height": 21
        },
        "size": {
          "area_pixels": 330,
          "radius_pixels": 10.25
        }
      },
      {
        "id": "black_ball_5",
        "category": "circle",
        "color_rgb": [0, 0, 0],
        "position": {
          "center_x": 108.1,
          "center_y": 407.1
        },
        "bbox": {
          "x_min": 98,
          "y_min": 398,
          "x_max": 118,
          "y_max": 417,
          "width": 21,
          "height": 20
        },
        "size": {
          "area_pixels": 330,
          "radius_pixels": 10.25
        }
      },
      {
        "id": "x_bar_1",
        "category": "line_segment",
        "color_rgb": [190, 201, 208],
        "position": {
          "center_x": 190.88,
          "center_y": 328.91
        },
        "bbox": {
          "x_min": 179,
          "y_min": 267,
          "x_max": 202,
          "y_max": 390,
          "width": 24,
          "height": 124
        },
        "size": {
          "area_pixels": 942,
          "length_pixels": 124.36,
          "thickness_pixels": 10.54
        },
        "orientation": {
          "angle_deg": -81.85,
          "definition": "angle from +x axis, counter-clockwise"
        }
      },
      {
        "id": "x_bar_2",
        "category": "line_segment",
        "color_rgb": [190, 201, 208],
        "position": {
          "center_x": 190.8,
          "center_y": 328.27
        },
        "bbox": {
          "x_min": 171,
          "y_min": 269,
          "x_max": 211,
          "y_max": 387,
          "width": 41,
          "height": 119
        },
        "size": {
          "area_pixels": 947,
          "length_pixels": 123.81,
          "thickness_pixels": 10.64
        },
        "orientation": {
          "angle_deg": 73.49,
          "definition": "angle from +x axis, counter-clockwise"
        }
      },
      {
        "id": "tilted_gray_bar",
        "category": "line_segment",
        "color_rgb": [190, 203, 209],
        "position": {
          "center_x": 222.89,
          "center_y": 382.59
        },
        "bbox": {
          "x_min": 163,
          "y_min": 332,
          "x_max": 283,
          "y_max": 433,
          "width": 121,
          "height": 102
        },
        "size": {
          "area_pixels": 1619,
          "length_pixels": 151.72,
          "thickness_pixels": 11.78
        },
        "orientation": {
          "angle_deg": 39.72,
          "definition": "angle from +x axis, counter-clockwise"
        }
      },
      {
        "id": "vertical_pillar_left",
        "category": "rectangle_bar",
        "color_rgb": [185, 200, 208],
        "position": {
          "center_x": 269.0,
          "center_y": 447.5
        },
        "bbox": {
          "x_min": 264,
          "y_min": 384,
          "x_max": 274,
          "y_max": 511,
          "width": 11,
          "height": 128
        },
        "size": {
          "area_pixels": 1408,
          "length_pixels": 128.0,
          "thickness_pixels": 11.0
        },
        "orientation": {
          "angle_deg": 90.0,
          "definition": "angle from +x axis, counter-clockwise"
        }
      },
      {
        "id": "vertical_pillar_right",
        "category": "rectangle_bar",
        "color_rgb": [187, 200, 206],
        "position": {
          "center_x": 345.5,
          "center_y": 460.5
        },
        "bbox": {
          "x_min": 341,
          "y_min": 410,
          "x_max": 350,
          "y_max": 511,
          "width": 10,
          "height": 102
        },
        "size": {
          "area_pixels": 1020,
          "length_pixels": 102.0,
          "thickness_pixels": 10.0
        },
        "orientation": {
          "angle_deg": 90.0,
          "definition": "angle from +x axis, counter-clockwise"
        }
      }
    ]
  }