Marks the specified fax {id} as "received" indicating that it has been successfully read or delivered. Once an application has guaranteed that it has received the fax intact, it should mark the fax as received, thus permanently removing the fax image resource.

If the optional res parameter is specified, the inbox item will be removed from the unread fax list and marked with the error specified. Further remediation of any such condition must be handled through the customer's account portal.

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