json.total_count @project_visitors.total_count
json.project_visitors @project_visitors do |project_visitor|
  json.id project_visitor.id
  json.contact project_visitor.contact
  json.contact_phone project_visitor.contact_phone
  json.contact_unit project_visitor.contact_unit
  json.user do
    json.partial! "/users/user_simple", locals: {user: project_visitor.user}
  end
end