cellink.resources.get_gwas_catalog_study# cellink.resources.get_gwas_catalog_study(accession_id, **params)# Fetch details of a single GWAS study. Parameters: accession_id (str) – GWAS study accession ID (e.g., “GCST90018690”). **params (Any) – Additional query parameters to pass to the API. Return type: dict Returns: dict JSON dictionary with study metadata.