title: dictionary automatically adding backslash \ in swift
body: <p>i try to put a json in a dictionary to send that dictionary to server using alamofire</p>
  
  <p>i make json string but when i put it in a dictionary </p>
  
  <p>dictionary automaticly add "\" to my jsonstring ! </p>
  
  <p>what should i do ?</p>
  
  <p>here is my :</p>
  
  <pre><code>
  
  internal var registers : [  [String:String]  ] = []
  
  registers.append(["fullName" :"ali","mid" :"406070","phoneNumber":"0912033"])
  
  let jsonData = try! JSONEncoder().encode(registers)
  let jsonString = String(data: jsonData, encoding: .utf8)!
  let regjson = jsonString
  
  let parameters: [String: String] = [
      "registers": regjson
  
     ]
  
  </code></pre>
  
  <p>and the result is </p>
  
  <p><code>["registers": "[{\"mid\":\"406070\",\"fullName\":\"ali\",\"phoneNumber\":\"0912033\"}]"]</code></p>
  
  <p>it should be like this</p>
  
  <p><code>["registers": [{"fullName":"ali","mid":"406070","phoneNumber":"0912033"}]]</code></p>