diff --git a/app/controllers/api/submissions_controller.rb b/app/controllers/api/submissions_controller.rb
index 4c237bb2..88601355 100644
--- a/app/controllers/api/submissions_controller.rb
+++ b/app/controllers/api/submissions_controller.rb
@@ -23,7 +23,10 @@ module Api
                                                  audit_trail_attachment: :blob))
 
       render json: {
-        data: submissions.as_json(Submissions::SerializeForApi::SERIALIZE_PARAMS),
+        data: submissions.map do |s|
+          Submissions::SerializeForApi.call(s, s.submitters, params,
+                                            with_events: false, with_documents: false, with_values: false)
+        end,
         pagination: {
           count: submissions.size,
           next: submissions.last&.id,
diff --git a/lib/submissions/serialize_for_api.rb b/lib/submissions/serialize_for_api.rb
index f490171e..e32d7b48 100644
--- a/lib/submissions/serialize_for_api.rb
+++ b/lib/submissions/serialize_for_api.rb
@@ -6,10 +6,7 @@ module Submissions
       only: %i[id slug source submitters_order expire_at created_at updated_at archived_at],
       methods: %i[audit_log_url combined_document_url],
       include: {
-        submitters: { only: %i[id slug uuid name email phone
-                               completed_at opened_at sent_at declined_at
-                               created_at updated_at external_id metadata],
-                      methods: %i[status application_key] },
+        submitters: { only: %i[id] },
         template: { only: %i[id name external_id created_at updated_at],
                     methods: %i[folder_name] },
         created_by_user: { only: %i[id email first_name last_name] }
@@ -18,29 +15,35 @@ module Submissions
 
     module_function
 
-    def call(submission, submitters = nil, params = {})
+    def call(submission, submitters = nil, params = {}, with_events: true, with_documents: true, with_values: true)
       submitters ||= submission.submitters.preload(documents_attachments: :blob, attachments_attachments: :blob)
 
-      serialized_submitters = submitters.map { |submitter| Submitters::SerializeForApi.call(submitter, params:) }
+      serialized_submitters = submitters.map do |submitter|
+        Submitters::SerializeForApi.call(submitter, with_documents:, with_events: false, with_values:, params:)
+      end
 
       json = submission.as_json(SERIALIZE_PARAMS)
 
-      json['submission_events'] = Submitters::SerializeForApi.serialize_events(submission.submission_events)
+      json['created_by_user'] ||= nil
+
+      if with_events
+        json['submission_events'] = Submitters::SerializeForApi.serialize_events(submission.submission_events)
+      end
+
       json['combined_document_url'] ||= maybe_build_combined_url(submitters, submission, params)
 
       if submitters.all?(&:completed_at?)
         last_submitter = submitters.max_by(&:completed_at)
 
-        json[:documents] = serialized_submitters.find { |e| e['id'] == last_submitter.id }['documents']
+        if with_documents
+          json[:documents] = serialized_submitters.find { |e| e['id'] == last_submitter.id }['documents']
+        end
+
         json[:status] = 'completed'
         json[:completed_at] = last_submitter.completed_at
       else
-        json[:documents] = []
-        json[:status] = if submitters.any?(&:declined_at?)
-                          'declined'
-                        else
-                          submission.expired? ? 'expired' : 'pending'
-                        end
+        json[:documents] = [] if with_documents
+        json[:status] = build_status(submission, submitters)
         json[:completed_at] = nil
       end
 
@@ -49,6 +52,14 @@ module Submissions
       json
     end
 
+    def build_status(submission, submitters)
+      if submitters.any?(&:declined_at?)
+        'declined'
+      else
+        submission.expired? ? 'expired' : 'pending'
+      end
+    end
+
     def maybe_build_combined_url(submitters, submission, params)
       return unless submitters.all?(&:completed_at?)
 
diff --git a/lib/submitters/serialize_for_api.rb b/lib/submitters/serialize_for_api.rb
index 297bf957..ef17189e 100644
--- a/lib/submitters/serialize_for_api.rb
+++ b/lib/submitters/serialize_for_api.rb
@@ -10,12 +10,13 @@ module Submitters
 
     module_function
 
-    def call(submitter, with_template: false, with_events: false, with_documents: true, with_urls: false, params: {})
+    def call(submitter, with_template: false, with_events: false, with_documents: true, with_urls: false,
+             with_values: true, params: {})
       ActiveRecord::Associations::Preloader.new(
         records: [submitter],
         associations: if with_documents
                         [documents_attachments: :blob, attachments_attachments: :blob]
-                      else
+                      elsif with_values
                         [attachments_attachments: :blob]
                       end
       ).call
@@ -26,7 +27,7 @@ module Submitters
         additional_attrs['fields'] = SerializeForWebhook.build_fields_array(submitter)
       end
 
-      additional_attrs['values'] = SerializeForWebhook.build_values_array(submitter)
+      additional_attrs['values'] = SerializeForWebhook.build_values_array(submitter) if with_values
       additional_attrs['documents'] = SerializeForWebhook.build_documents_array(submitter) if with_documents
       additional_attrs['preferences'] = submitter.preferences.except('default_values')
       additional_attrs['submission_events'] = serialize_events(submitter.submission_events) if with_events