{
  "valid": true,
  "rows": 111857,
  "violations": [],
  "trajectory_ids": {
    "count": 111857,
    "first": "traj_00000001",
    "last": "traj_00111857"
  },
  "unique_values": {
    "action_label": [
      "001-Palmar-Pinch",
      "002-Prismatic-3-Finger",
      "003-Prismatic-4-Finger",
      "003-bowl-cuboid1-从电磁炉顶面拿起碗",
      "004-Prismatic-5-Finger",
      "005-mayonnaisebottle-bowl-拿起番茄酱瓶",
      "007-Writing-Tripod",
      "008-Parallel-Extension",
      "009-Large-Diameter",
      "01",
      "010-Extension-Type",
      "011-Sphere-3-Finger",
      "012-Distal-Type",
      "013-Ring",
      "014-Adducted-Thumb",
      "015-Index-Finger-Extension",
      "016-Adduction-Grip",
      "018-Lateral",
      "019-Lateral-Tripod",
      "02",
      "03",
      "04",
      "07",
      "08",
      "09",
      "10",
      "11",
      "12",
      "14",
      "15",
      "16",
      "18"
    ],
    "hand_id": [
      "hand_0"
    ],
    "hand_side": [
      "right"
    ],
    "object_id": [
      "object_0"
    ],
    "object_category": [
      "banana",
      "bowl",
      "cube1",
      "cube2",
      "cuboid1",
      "cuboid2",
      "cuboid3",
      "cylinder1",
      "cylinder2",
      "cylinder3",
      "cylinder4",
      "cylinder5",
      "cylinder6",
      "cylinder7",
      "iphone",
      "largeclamp",
      "mayonnaisebottle",
      "pitcherbase",
      "powerdrill",
      "scissor",
      "sphere1",
      "sphere2"
    ],
    "contact_hand_id": [
      "hand_0"
    ],
    "contact_joint_name": [
      "index_dip",
      "index_mcp",
      "index_pip",
      "middle_dip",
      "middle_mcp",
      "middle_pip",
      "palm",
      "pinky_dip",
      "pinky_mcp",
      "pinky_pip",
      "ring_dip",
      "ring_mcp",
      "ring_pip",
      "thumb_cmc",
      "thumb_ip",
      "thumb_mcp"
    ],
    "contact_object_id": [
      "object_0"
    ]
  }
}