Function sc_rpc_server::start_http

pub fn start_http<M: PubSubMetadata + Default + Unpin>(
    addr: &SocketAddr, 
    cors: Option<&Vec<String>>, 
    io: RpcHandler<M>, 
    maybe_max_payload_mb: Option<usize>, 
    tokio_handle: Handle
) -> Result<Server>

Start HTTP server listening on given address.