pub const NFE_NAMESPACE: &str = "http://www.portalfiscal.inf.br/nfe";
pub const XMLDSIG_NAMESPACE: &str = "http://www.w3.org/2000/09/xmldsig#";
pub const C14N_ALGORITHM: &str = "http://www.w3.org/TR/2001/REC-xml-c14n-20010315";
pub const ENVELOPED_SIGNATURE_TRANSFORM: &str =
"http://www.w3.org/2000/09/xmldsig#enveloped-signature";
pub const NFE_VERSION: &str = "4.00";
pub const SOAP_ENVELOPE_NS: &str = "http://www.w3.org/2003/05/soap-envelope";
pub const NFE_WSDL_NS: &str = "http://www.portalfiscal.inf.br/nfe/wsdl";
pub mod payment_types {
pub const CASH: &str = "01";
pub const CHECK: &str = "02";
pub const CREDIT_CARD: &str = "03";
pub const DEBIT_CARD: &str = "04";
pub const STORE_CREDIT: &str = "05";
pub const VOUCHER: &str = "10";
pub const PIX: &str = "17";
pub const OTHER: &str = "99";
pub const NONE: &str = "90";
}