i128 decimal string in token base units; e.g. 1 token at 7 decimals is "10000000".
Token contract address (C...), including SAC addresses for classic assets.
Liquidity hub from the selected reserve; independent of its risk spoke.
OptionaltoOptional recipient override (C... or G...). The pool pays the
withdrawn tokens to this address instead of the caller. Omit for the
standard flow — the contract arg is still sent, encoded as
Option::None (ScVal void), which the controller resolves to the caller.
A hub/token coordinate with a token base-unit amount.