Various aspects disclosed relate to a method of creating a manifest record for an outgoing electronic communication. The method includes identifying at least one document to be sent with the outgoing electronic communication, receiving a message comprising unstructured text to be inserted into the outgoing electronic communication, generating a manifest record for attachment to the outgoing electronic communication, attaching the at least one document and the manifest record to the outgoing electronic communication, and sending the outgoing electronic communication with the document and the manifest record attached. The manifest record includes structured data specifying the document type and the message type, wherein generating the manifest record includes assigning the message type associated with the message and the document type associated with the at least one document to the manifest record.