in akd/src/proof_structs.rs [154:167]
fn clone(&self) -> Self {
Self {
epoch: self.epoch,
plaintext_value: self.plaintext_value.clone(),
version: self.version,
existence_proof: self.existence_proof.clone(),
marker_proof: self.marker_proof.clone(),
freshness_proof: self.freshness_proof.clone(),
existence_vrf_proof: self.existence_vrf_proof.clone(),
marker_vrf_proof: self.marker_vrf_proof.clone(),
freshness_vrf_proof: self.freshness_vrf_proof.clone(),
commitment_proof: self.commitment_proof.clone(),
}
}