{
  "Chunk1": {
    "activities": [
      "Unloading",
      "Exiting",
      "activity_carrying",
      "specialized_texting_phone",
      "Loading",
      "Opening",
      "Riding",
      "Talking",
      "vehicle_turning_left",
      "vehicle_u_turn",
      "Pull",
      "Transport_HeavyCarry",
      "specialized_talking_phone",
      "Open_Trunk",
      "Closing_Trunk",
      "Entering",
      "vehicle_turning_right",
      "Closing"
    ],
    "files": [
      "VIRAT_S_040100_03_000496_000559.mp4",
      "VIRAT_S_000206_02_000294_000327.mp4",
      "2018-03-14.07-30-04.07-35-04.school.G336.avi",
      "VIRAT_S_040003_02_000197_000552.mp4"
    ]
  }
}