{
  "name": "Barbell Squat",
  "primary": 2,
  "camera": {"zoom": 0.7},
  "working": ["leg_r", "leg_l"],
  "props": [
    {"type": "bar", "at": ["hand_r", "hand_l"], "halfLen": 26, "plateR": 14}
  ],
  "frames": [
    {
      "hold": 0.4, "tween": 1.1,
      "root": {"pos": [160, 64], "pitch": 6},
      "spine": [0, 0],
      "neck": 2, "head": -6,
      "shoulder_r": 28, "elbow_r": 140,
      "shoulder_l": 28, "elbow_l": 140,
      "hip_r": 5, "knee_r": 4, "ankle_r": 0,
      "hip_l": 5, "knee_l": 4, "ankle_l": 0,
      "pins": {"foot_r": [160, 148], "foot_l": [164, 150],
               "hand_r": [166, -16], "hand_l": [170, -14]}
    },
    {
      "hold": 0.4, "tween": 1.1,
      "root": {"pos": [117, 108], "pitch": 35},
      "spine": [0, -4],
      "neck": 5, "head": -28,
      "shoulder_r": 55, "elbow_r": 140,
      "shoulder_l": 55, "elbow_l": 140,
      "hip_r": 100, "knee_r": 118, "ankle_r": 22,
      "hip_l": 100, "knee_l": 118, "ankle_l": 22,
      "pins": {"foot_r": [160, 148], "foot_l": [164, 150],
               "hand_r": [163, 30], "hand_l": [167, 32]}
    }
  ]
}