Function propose_transfer 

pub async fn propose_transfer(
    quantus_client: &QuantusClient,
    proposer_keypair: &QuantumKeyPair,
    multisig_address: AccountId32,
    to_address: AccountId32,
    amount: u128,
    expiry: u32,
) -> Result<H256>

Propose a transfer from multisig

Returns

Transaction hash