## Kusama -> Karura

const provider = new WsProvider();
const api = await ApiPromise.create({ provider });
const tx = api.tx.xcmPallet.reserveTransferAssets;

const account = api.createType('AccountId32', '2xxxxxxxxxxxxxxxxxxxxxxxxxxx').toHex();
const dst = { X1: { ParaChain: '2000' }, parents: 0 };
const acc = { X1: {
    AccountId32: { id: account, network: 'Any' }
} };
const ass = [{ ConcreteFungible: { amount: '1000000000000' } }]

const call = tx(
    { V0: dst },
    { V0: acc },
    { V0: ass },
    0
);

// send call
await call.signAndSend(...);

## Karura -> Kusama

const provider = new WsProvider('KARURA_ENDPOINT');
const api = await ApiPromise.create(options({ provider }));
const tx = api.tx.xTokens.transfer;

const account = api.createType('AccountId32', '2xxxxxxxxxxxxxxxxxxxxxxxxxxx').toHex();
const acc = { 
    interior: {
        X1: { AccountId32: { id: accountId, network: 'Any' } } 
    },
    parents: 1
};


const call = tx(
    { Token: "KSM" },
    '1000000000000',
    { V1: acc },
    5 * 1_000_000_000
);

// send call
await call.signAndSend(...);