Add rest-api example (#889)

examples/rest-api/bruno/ec-rest-api/default_add.bru

@@ -0,0 +1,18 @@
+meta {
+  name: default_add
+  type: http
+  seq: 3
+}
+
+post {
+  url: http://localhost:8000/add
+  body: json
+  auth: none
+}
+
+body:json {
+  {
+    "source": "source_url",
+    "data_type": "data_type"
+  }
+}