[
    {
        "start_time": 0.0,
        "end_time": 4.8,
        "whole_body": "The person is walking steadily from the right side of the walkway toward the left, maintaining a consistent pace.",
        "hands": "The person's hands are at their sides, swinging naturally in coordination with their gait.",
        "face": "The person's head is oriented forward, looking in the direction of their travel."
    }
]