Build Across
Every Chain

contract VIAHelloWorld is ViaIntegrationV1 {
    string public receivedMessage;

    function sendHello(uint64 destChainId) external payable {
        messageSend(destChainId, abi.encode("Hello World"), 1);
    }

    function messageProcess(
        uint256, uint64, bytes32, bytes32,
        bytes memory data, bytes memory, uint256
    ) internal override {
        receivedMessage = abi.decode(data, (string));
    }
}