This function extracts data from a Seurat object, handling both V4 and V5 formats.
     
    
    Usage
    get_seurat_data(srt, layer = "data", assay = NULL)
 
    
    Arguments
- srt
- A Seurat object 
- layer
- The layer to extract (e.g., "counts", "data", "scale.data") 
- assay
- Name of the assay. If NULL, uses the default assay. 
 
    
    Value
    A matrix of the requested data