pub fn make_apply_env<'db>(
db: &'db RocksDb,
cf_name: &str,
entry_signer: &PublicKey,
entry_prev_hash: &Hash,
entry_slot: u64,
entry_prev_slot: u64,
entry_height: u64,
entry_epoch: u64,
entry_vr: &Signature,
entry_vr_b3: &Hash,
entry_dr: &Hash,
) -> Result<ApplyEnv<'db>, &'static str>