Issue #3029570 by weemondo, dustinleblanc, e0ipso, mattew, AdamWells,...

Issue #3029570 by weemondo, dustinleblanc, e0ipso, mattew, AdamWells, dennis_meuwissen, Brian C, quadrexdev, Dhammika: Subrequest failed validation

schema.json

@@ -10,7 +10,7 @@
     "subrequest": {
       "title": "Subrequest",
       "description": "Contains all the necessary information to make the request.",
-      "type": "object",
+      "type": "array",
       "required": [
         "action",
         "uri"
@@ -50,7 +50,7 @@
         "headers": {
           "title": "Headers",
           "description": "HTTP headers to be sent with the request.",
-          "type": "object",
+          "type": "array",
           "additionalProperties": true,
           "patternProperties": {
             ".*": {