fn s(env: soroban_sdk::Env, a: soroban_sdk::Address)
fn u(env: soroban_sdk::Env, h: soroban_sdk::BytesN<32>)
fn w(env: soroban_sdk::Env, b: soroban_sdk::Address)
fn a(
env: soroban_sdk::Env,
a: soroban_sdk::Address,
m: u128,
r: soroban_sdk::Address,
l: soroban_sdk::Vec<(soroban_sdk::Address, soroban_sdk::Address)>,
)