[
    {
        "NpcId": 1,
        "FootStepSize": 1,
        "FallDownSize": 1
    },
    {
        "NpcId": 84300,
        "FootStepSize": 8430,
        "FallDownSize": 8430
    },
    {
        "NpcId": 84310,
        "FootStepSize": 8431,
        "FallDownSize": 8431
    },
    {
        "NpcId": 8430,
        "FootStepSize": 8430,
        "FallDownSize": 8430
    },
    {
        "NpcId": 8431,
        "FootStepSize": 8431,
        "FallDownSize": 8431
    }
]