Updates validate_request_format so it checks for existance attributes…

… object after data object

modules/claims_api/app/controllers/claims_api/v2/veterans/intent_to_file_controller.rb

@@ -68,7 +68,7 @@ def validate
         private
 
         def validate_request_format
-          if params[:data].nil?
+          if params[:data].nil? || params[:data][:attributes].nil?
             message = 'Request body is not in the correct format.'
             raise ::Common::Exceptions::BadRequest.new(detail: message)
           end

modules/claims_api/spec/requests/v2/veterans/intent_to_files_request_spec.rb

@@ -379,6 +379,21 @@
 
         context 'when payload is invalid' do
           context "when 'type' is invalid" do
+            context "in the :data object" do
+              let(:invalid_data) do
+                {
+                  data: {
+                    type: ''
+                  }
+                }
+              end
+              it 'returns a 400' do
+                with_okta_user(scopes) do |auth_header|
+                  post itf_submit_path, params: invalid_data, headers: auth_header
+                  expect(response.status).to eq(400)
+                end
+              end
+            end
             context "when 'type' is blank" do
               it 'returns a 400' do
                 with_okta_user(scopes) do |auth_header|
@@ -706,7 +721,7 @@
           end
         end
 
-        it 'returns 422 when submitting to SUBMIT with incorrect body format' do
+        it 'returns 400 when submitting to SUBMIT with incorrect body format' do
           with_okta_user(scopes) do |auth_header|
             invalid_data_format = data[:data][:attributes]
             post itf_submit_path, params: invalid_data_format, headers: auth_header