change submitblock

Author: rsantacroce

cpu-miner.c

@@ -753,13 +753,13 @@ static bool submit_upstream_work(CURL *curl, struct work *work)
 			json_decref(val);
 			req = malloc(128 + 2*80 + strlen(work->txs) + strlen(params));
 			sprintf(req,
-				"{\"method\": \"submitblock\", \"params\": [\"%s%s\", %s], \"id\":1}\r\n",
+				"{\"jsonrpc\": \"2.0\",\"method\": \"submitblock\", \"params\": [\"%s%s\", %s], \"id\":1}\r\n",
 				data_str, work->txs, params);
 			free(params);
 		} else {
 			req = malloc(128 + 2*80 + strlen(work->txs));
 			sprintf(req,
-				"{\"method\": \"submitblock\", \"params\": [\"%s%s\"], \"id\":1}\r\n",
+				"{\"jsonrpc\": \"2.0\",\"method\": \"submitblock\", \"params\": [\"%s%s\"], \"id\":1}\r\n",
 				data_str, work->txs);
 		}
 		val = json_rpc_call(curl, rpc_url, rpc_userpass, req, NULL, 0);