How to add new code block using mmaction2?

[commandermsv]

Hi all,
I hope you all are doing well,
I have a general query like, if I want to add a new block in mmaction2 r(2+1)d code, then how can I do this? Like I want to add a block of GCN with r(2+1)d as shown below paper:
https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=9954149

so is there any idea? how can i implement this R(2 + 1)D-GCN+BERT same idea by using mmaction2???

Thanks!!!