{
  "skeleton":
  {
    "filename":"robot_skeleton.ozz",
    "import":
    {
      "enable":true  // Skeleton needs to be imported/created from the source file.
    }
  },
  "animations":
  [
    {
      "filename":"robot_animation.ozz",
      "tracks":
      [
        {
          "properties":  // User-channel property track must be imported.
          [
            {
              "type" : "float1", //  Type of the property.
              "joint_name":"thumb2",  // Get the property from this node
              "property_name":"grasp",  // Name of the custom property
              "filename":"robot_track_grasp.ozz"  // Output filename
            }
          ]
        }
      ]
    }
  ]
}