Realm Sync Service: Perform-Request

PerformRequest.swift

private static func performRequest(method: String, url: URL, data: Data? = nil) {
    if let data = data {
        let json = String(decoding: data, as: UTF8.self)
        print("\(method): \(url.path)\n\(json)")
    } else {
        print("\(method): \(url.path)")
    }
}