update json schema

data/JSON-schema.json

@@ -79,14 +79,17 @@
             },
             "earnings": {
               "type": "string",
+              "pattern": "\\d*\\s{1}[A-Z]{3}",
               "description": "The ISO 4217 currency code."
             },
             "total_assets": {
               "type": "string",
+              "pattern": "\\d*\\s{1}[A-Z]{3}",
               "description": "The ISO 4217 currency code."
             },
             "revenues": {
               "type": "string",
+              "pattern": "\\d*\\s{1}[A-Z]{3}",
               "description": "The ISO 4217 currency code."
             },
             "source_url": {
@@ -111,8 +114,12 @@
             },
             "created_year": {
               "anyOf": [
-          {"type": "integer"},
-          {"type": "string"}
+                {
+                  "type": "integer"
+                },
+                {
+                  "type": "string"
+                }
               ]
             },
             "description": {
@@ -154,15 +161,24 @@
                 "type": "object",
                 "properties": {
                   "title": {
-					"type": "string"
+                    "type": "string",
+                    "minLength":1
                   },
                   "similar_solution_url": {
-					"type": "string"
+                    "type": "string",
+                    "minLength":1
                   },
                   "category": {
-					"type": "string"
-				    }
+                    "type": "string",
+                    "minLength":1
+
                   }
+                },
+                "anyOf": [
+                  {"required": ["title"] },
+                  {"required": ["similar_solution_url"] },
+                  {"required": ["category"] }
+                ]
               }
             },
             "source_code_download": {
@@ -274,4 +290,3 @@
     }
   }
 ]
\ No newline at end of file
-