Fix ActionCable broadcast and LeadSquared setup

app/jobs/action_cable_broadcast_job.rb

@@ -25,9 +25,17 @@ class ActionCableBroadcastJob < ApplicationJob
   def prepare_broadcast_data(event_name, data)
     return data unless CONVERSATION_UPDATE_EVENTS.include?(event_name)
 
-    account = Account.find(data[:account_id])
-    conversation = account.conversations.find_by!(display_id: data[:id])
-    conversation.push_event_data.merge(account_id: data[:account_id])
+    account_id = data[:account_id]
+    display_id = data[:id]
+    return data if account_id.blank? || display_id.blank?
+
+    account = Account.find_by(id: account_id)
+    return data if account.blank?
+
+    conversation = account.conversations.find_by(display_id: display_id)
+    return data if conversation.blank?
+
+    conversation.push_event_data.merge(account_id: account_id)
   end
 
   def broadcast_to_members(members, event_name, broadcast_data)

app/models/integrations/hook.rb

@@ -89,7 +89,10 @@ class Integrations::Hook < ApplicationRecord
   end
 
   def ensure_hook_type
-    self.hook_type = app.params[:hook_type] if app.present?
+    return if app.blank?
+    return unless new_record? || hook_type.blank?
+
+    self.hook_type = app.params[:hook_type]
   end
 
   def validate_settings_json_schema

app/services/crm/leadsquared/setup_service.rb

@@ -82,7 +82,7 @@ class Crm::Leadsquared::SetupService
   end
 
   def update_hook_settings(params)
-    @hook.settings = @hook.settings.merge(params)
+    @hook.settings = @hook.settings.merge(params.stringify_keys)
     @hook.save!
   end