{"header":{"subject":"Resposta ao seu contato","to":[{"name":"Cliente Teste","address":"cliente@teste.com"}]},"body":{"content_type":"text/plain","charset":"utf-8","transfer_encoding":"base64","data":"Q29ycG8gZG8gZS1tYWlsIGVtIEJhc2U2NC4="},"attachments":[{"id":"UUID-do-anexo","disposition":"attachment"}]}