```ruby
module Elmas
  # We can use the AgingReceivablesList to change the status of SalesInvoices from
  # Open to 'Verwerkt' while at the same time sending a PDF of the invoice to the
  # end user by e-mail.
  #
  # This endpoint only supports the POST method.
  #
  class AgingReceivablesList
    include Elmas::Resource

    def valid_actions
      [:get]
    end

    def base_path
      "financial/AgingReceivablesLists"
    end

    def mandatory_attributes
      []
    end

    # https://start.exactonline.nl/docs/HlpRestAPIResourcesDetails.aspx?name=SalesInvoiceAgingReceivablesLists
    def other_attributes
      [
        :account_id, :account_code, :account_name, :age_group1, :age_group1_amount, :age_group1_description,
        :age_group2, :age_group2_amount, :age_group2_description, :age_group3, :age_group3_amount, :age_group3_description,
        :age_group4, :age_group4_amount, :age_group4_description, :currency_code, :total_amount
      ]
    end
  end
end
```

Set proper endpoint for the AgingReceivablesList
user
```ruby
module Elmas
  # We can use the AgingReceivablesList to change the status of SalesInvoices from
  # Open to 'Verwerkt' while at the same time sending a PDF of the invoice to the
  # end user by e-mail.
  #
  # This endpoint only supports the POST method.
  #
  class AgingReceivablesList
    include Elmas::Resource

    def valid_actions
      [:get]
    end

    def base_path
      "read/financial/AgingReceivablesList"
    end

    def mandatory_attributes
      []
    end

    # https://start.exactonline.nl/docs/HlpRestAPIResourcesDetails.aspx?name=SalesInvoiceAgingReceivablesLists
    def other_attributes
      [
        :account_id, :account_code, :account_name, :age_group1, :age_group1_amount, :age_group1_description,
        :age_group2, :age_group2_amount, :age_group2_description, :age_group3, :age_group3_amount, :age_group3_description,
        :age_group4, :age_group4_amount, :age_group4_description, :currency_code, :total_amount
      ]
    end
  end
end
```
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