POST

# File actionpack/lib/action_dispatch/http/request.rb, line 307
    def POST
      @env["action_dispatch.request.request_parameters"] ||= Utils.deep_munge(normalize_encode_params(super || {}))
    rescue Rack::Utils::ParameterTypeError, Rack::Utils::InvalidParameterError => e
      raise ActionController::BadRequest.new(:request, e)
    end