curl --location 'https://sandbox.api.finqia.com.br/assets/v1/operations/654321/documents' \
--header 'Authorization: Bearer <token>' \
--form 'documents[0][file]=@"/Users/deyvidduarte/Downloads/ccb_teste.pdf"' \
--form 'documents[0][type]="signed_ccb"'{
"message": "Documentos anexados com sucesso.",
"data": []
}