2021-10-15 4:01:04[1634270464.0456] - new sell order: Array
(
    [contract] => DOT_USDT
    [price] => 40.9392
    [size] => -35
    [tif] => gtc
)
 Array
(
    [id] => 77994346154
    [contract] => DOT_USDT
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    [tkfr] => 0.0005
    [tif] => gtc
    [is_reduce_only] => 
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    [price] => 40.9392
    [size] => -35
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    [left] => -23
    [text] => api
    [fill_price] => 40.9392
    [user] => 621225
    [status] => open
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)

2021-10-15 6:01:03[1634277663.6699] - new sell order: Array
(
    [contract] => DOT_USDT
    [price] => 41.25
    [size] => -1
    [tif] => gtc
)
 Array
(
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    [price] => 41.25
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    [text] => api
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)