REST API to create flows

Change-Id: I5d001782249c0eab249d7aa857ae465da95b5955
diff --git a/core/common/src/test/resources/org/onosproject/codec/impl/sigid-flow.json b/core/common/src/test/resources/org/onosproject/codec/impl/sigid-flow.json
new file mode 100644
index 0000000..ba576bf
--- /dev/null
+++ b/core/common/src/test/resources/org/onosproject/codec/impl/sigid-flow.json
@@ -0,0 +1,21 @@
+{
+  "appId":-29467,
+  "priority":1,
+  "isPermanent":"false",
+  "timeout":1,
+  "deviceId":"of:0000000000000001",
+  "selector":
+  {"criteria":
+  [
+    {"type":"OCH_SIGID",
+      "ochSignalId":
+      {
+        "gridType":"CWDM",
+        "channelSpacing":"CHL_25GHZ",
+        "spacingMultiplier":3,
+        "slotGranularity":4
+      }
+    }
+  ]
+  }
+}