zammad/config/routes/postmaster_filter.rb

Zammad::Application.routes.draw do
  api_path = Rails.configuration.api_path

  # postmaster_filters
  match api_path + '/postmaster_filters',         :to => 'postmaster_filters#index',   :via => :get
  match api_path + '/postmaster_filters/:id',     :to => 'postmaster_filters#show',    :via => :get
  match api_path + '/postmaster_filters',         :to => 'postmaster_filters#create',  :via => :post
  match api_path + '/postmaster_filters/:id',     :to => 'postmaster_filters#update',  :via => :put
  match api_path + '/postmaster_filters/:id',     :to => 'postmaster_filters#destroy', :via => :delete

end