2021-12-25 11:01:03[1640430063.4477] - new sell order: Array
(
    [contract] => DOT_USDT
    [price] => 28.2785
    [size] => 945
    [tif] => gtc
)
 Array
(
    [label] => INSUFFICIENT_AVAILABLE
    [detail] => margin 3380.48258625 while available 0.287950097915
)

2021-12-25 21:01:03[1640466063.9373] - new sell order: Array
(
    [contract] => DOT_USDT
    [price] => 28.8744
    [size] => 945
    [tif] => gtc
)
 Array
(
    [label] => INSUFFICIENT_AVAILABLE
    [detail] => margin 3451.717962 while available 0.287950097915
)