struct Agent {
    func run<T: Decodable>(_ urlRequest: URLRequest) -> AnyPublisher<T, Error> {
        return URLSession.shared.dataTaskPublisher(for: urlRequest)
            .map { $0.data }
            .decode(type: T.self, decoder: JSONDecoder())
            .receive(on: DispatchQueue.main)
            .eraseToAnyPublisher()
    }
}