v3 version can not receive the market data

[xldistance]

Before last month, I could receive the market data normally, but last month, the market suddenly stopped receiving the market data.

[xldistance]

It only receives a snapshot of the market and then the market data remains unchanged

[sirEven]

V3 has been sunset.

[xldistance]

V3 has been sunset.

Is there a V4 version of the python trading api?