Dictionary+Extension.swift

extension Dictionary {
    var prettyPrintedJSON: String? {
        do {
            let data: Data = try JSONSerialization.data(withJSONObject: self, options: .prettyPrinted)
            return String(data: data, encoding: .utf8)
        } catch _ {
            return nil
        }
    }
    
    var data: Data? {
        do {
            let jsonData = try JSONSerialization.data(withJSONObject: self, options: .prettyPrinted)
            return jsonData
        } catch {
            print("dictionary to data conversion error : \(error.localizedDescription)")
            return nil
        }
    }
}