spot function
Returns the latest canonical spot observation, or none if none has landed.
Implementation
MoveCallBuilder spot({required dynamic arguments, String? package}) {
final packageAddress = package ?? '@local-pkg/propbook';
return (tx) => tx.moveCall(
'$packageAddress::block_scholes_store::spot',
arguments: normalizeMoveArguments(tx, arguments, [null], ['store']),
);
}