pub trait HasPEPBatchInfo<T> {
// Required methods
fn participants(&self) -> Vec<Vec<EncryptedPseudonym>>;
fn extra_data(&self) -> Vec<Vec<EncryptedDataPoint>>;
fn pseudo_data_points(&self) -> Vec<T>;
fn domain(&self) -> PseudonymizationDomain;
fn sessions(&self) -> EncryptionContexts;
fn domain_to(&self) -> PseudonymizationDomain;
}