TwoStepTrainInput(TwoStepTrainInput)

{
    "x": [
        [
            1,
            2,
            3,
            4,
            5,
            6,
            7,
            8,
            9
        ],
        [
            2,
            3,
            4,
            5,
            6,
            7,
            8,
            9,
            10
        ]
    ],
    "y": [
        10,
        20
    ]
}