Retrieve and manage received emails and attachments through the Resend API.
GETRetrieve a list of received emails
/emails/receivingGETRetrieve a single received email/emails/receiving/{email_id}GETRetrieve a list of attachments for a received email/emails/receiving/{email_id}/attachmentsGETRetrieve a single attachment for a received email/emails/receiving/{email_id}/attachments/{attachment_id}