2021-12-22 0:01:03[1640131263.1824] - new sell order: Array
(
    [contract] => DOT_USDT
    [price] => 25.1804
    [size] => 1961
    [tif] => gtc
)
 Array
(
    [label] => INSUFFICIENT_AVAILABLE
    [detail] => margin 6246.4136966 while available 123.701220773315
)

2021-12-22 5:01:02[1640149262.868] - new sell order: Array
(
    [contract] => DOT_USDT
    [price] => 25.8807
    [size] => 1962
    [tif] => gtc
)
 Array
(
    [label] => INSUFFICIENT_AVAILABLE
    [detail] => margin 6423.4085751 while available 123.701220773315
)

2021-12-22 10:01:03[1640167263.4258] - new sell order: Array
(
    [contract] => DOT_USDT
    [price] => 26.0657
    [size] => -14
    [tif] => gtc
)
 Array
(
    [id] => 109540311082
    [contract] => DOT_USDT
    [mkfr] => 0
    [tkfr] => 0.0005
    [tif] => gtc
    [is_reduce_only] => 
    [create_time] => 1640167263.3
    [finish_time] => 1640167263.3
    [price] => 26.0657
    [size] => -14
    [refr] => 0
    [left] => 0
    [text] => api
    [fill_price] => 26.0657
    [user] => 621225
    [finish_as] => filled
    [status] => finished
    [is_liq] => 
    [refu] => 0
    [is_close] => 
    [iceberg] => 0
)

2021-12-22 13:01:03[1640178063.1893] - new sell order: Array
(
    [contract] => DOT_USDT
    [price] => 26.1281
    [size] => -0
    [tif] => gtc
)
 Array
(
    [label] => INVALID_ARGUMENT
    [detail] => invalid size
)