fn compute_stats(
messages: &[Message],
actor_sequences: HashMap<Address, u64>,
curr_base_fee: TokenAmount,
min_base_fee: TokenAmount,
) -> Vec<MpStat>fn compute_stats(
messages: &[Message],
actor_sequences: HashMap<Address, u64>,
curr_base_fee: TokenAmount,
min_base_fee: TokenAmount,
) -> Vec<MpStat>