public T send() throws IOException {
        return web3jService.send(this, responseType);
    }
@Test
    public void testEthSubmitHashRate() throws Exception {
        web3j.ethSubmitHashrate(
                        "0x0000000000000000000000000000000000000000000000000000000000500000",
                        "0x59daa26581d0acd1fce254fb7e85952f4c09d0915afd33d3886cd914bc7d283c")
                .send();

        verifyResult(
                "{\"jsonrpc\":\"2.0\",\"method\":\"eth_submitHashrate\","
                        + "\"params\":["
                        + "\"0x0000000000000000000000000000000000000000000000000000000000500000\","
                        + "\"0x59daa26581d0acd1fce254fb7e85952f4c09d0915afd33d3886cd914bc7d283c\"],"
                        + "\"id\":1}");
    }