fn __constructor(
    env: soroban_sdk::Env,
    admin: soroban_sdk::Address,
    stellar_oracle: soroban_sdk::Address,
    other_oracle: soroban_sdk::Address,
)

fn add_asset(env: soroban_sdk::Env, asset: Asset, to: Asset)

fn set_oracles(
    env: soroban_sdk::Env,
    stellar_oracle: soroban_sdk::Address,
    other_oracle: soroban_sdk::Address,
)

fn decimals(env: soroban_sdk::Env) -> u32

fn lastprice(env: soroban_sdk::Env, asset: Asset) -> Option

fn set_admin(env: soroban_sdk::Env, new_admin: soroban_sdk::Address)

fn upgrade(env: soroban_sdk::Env, new_wasm_hash: soroban_sdk::BytesN<32>)