[
    [
        "156329", 
        "UTC281 ECN"
    ],
    [
        "156328", 
        "UTC281 ECN10"
    ],
    [
        "153629", 
        "UTC281 STD"
    ],
    [
        "152380", 
        "UTC281 STD10"
    ],
    [
        "153500", 
        "UTC281 STD20"
    ]
]