normal.json

{
    "error": null,
    "wire": "000004080000000032000003E8",
    "frame": {
        "length": 4,
        "frame_payload": {
            "window_size_increment": 1000
        },
        "flags": 0,
        "stream_identifier": 50,
        "type": 8
    },
    "description": "normal window update frame"
}