 extension USIGNormalizadorAddressProvider {
     func getResponse(from result: Any, source: TargetType.Type = USIGNormalizadorAPI.self) -> USIGNormalizadorResponse {
         guard let json = result as? [String: Any] else {
-            return USIGNormalizadorResponse(source: source, addresses: nil, error: .other("Unknown", nil, nil))
+            return USIGNormalizadorResponse(source: source, addresses: nil, error: .other("Unknown error", nil, nil))
         }
         
         if let message = json["errorMessage"] as? String {

                        
                        return normalizationResponses
                    })
                    .flatMap({ array -> Observable<USIGNormalizadorResponse> in
                        let responses: [USIGNormalizadorResponse] = array.map {item in getResponse(item, USIGEpokAPI.self) }
                        let addresses: [USIGNormalizadorAddress] = responses.filter{ item in item.error == nil && item.addresses != nil } .flatMap { item in item.addresses! }

        }
        
        guard let addresses = json["direccionesNormalizadas"] as? Array<[String: Any]>, addresses.count > 0 else {
            return USIGNormalizadorResponse(source: source, addresses: nil, error: .other("Unknown error", nil, nil))
        }
        
        return USIGNormalizadorResponse(source: source, addresses: USIGNormalizador.getAddresses(addresses), error: nil)
