[
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        "category": "First Category",
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        "min": "50",
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        "refill": true,
        "cancel": true
    },
    {
        "service": 2,
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        "cancel": true
    }
]

{
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}

{
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    "start_count": "3572",
    "status": "Partial",
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    "currency": "USD"
}

{
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        "status": "Partial",
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        "currency": "USD"
    },
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        "error": "Incorrect order ID"
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}

{
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}

[
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]

{
    "status": "Completed"
}

[
    {"refill": 1, "status": "Completed"},
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    {"refill": 3, "status": {"error": "Refill not found"}}
]

[
    {"order": 9, "cancel": {"error": "Incorrect order ID"}},
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]

{
    "balance": "100.84292",
    "currency": "USD"
}