getting error - Type 'Any' Has no Subscript Members - swift3 : <pre><code>enter code here
@IBOutlet weak var textfield: UITextView!

@IBOutlet weak var label: UILabel!


var sentimentURL = "https://api.havenondemand.com/1/api/sync/analyzesentiment/v2?text=this+is+lethargic&amp;apikey=e55bc0ff-70a5-4270-b464-aaaf3dfcc8de&amp;text="
var sentimentResponse:NSDictionary!

func getSentiment() {
    var error:NSError?
    var encodedText = textfield.text.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed)


    Get.JSON(url: sentimentURL+encodedText!) {
        (response) in
        self.sentimentResponse  = response

        DispatchQueue.main.async() {

            var agggregate = self.sentimentResponse["aggregate"]!["sentiment"]! as String
            self.label.text = agggregate

        }
    }
}
</code></pre>

<p>in this line 
" var agggregate = self.sentimentResponse["aggregate"]!["sentiment"]! as String" 
im getting error like Type 'Any' Has no Subscript Members.please help me in sorting this problem.thankyou in advance...</p>
