 
 func sendFriendRequestToUser(user: User, failureHandler: FailureHandler?, completion: FriendRequest.State -> Void) {
 
-    let requestParameters = [
+    let requestParameters: JSONDictionary = [
         "friend_id": user.userID,
     ]
 

    dateFormatter.dateFormat = "yyyyMMdd"
    let dateString = dateFormatter.stringFromDate(NSDate())

    let requestParameters = [
        "client_id": "NFMF2UV2X5BCADG2T5FE3BIORDPEDJA5JZVDWF0XXAZUX2AS",
        "client_secret": "UOGE0SCBWHV2JFXD5AFAIHOVTUSBQ3ERH4ALHU3WU3BSR4CN",
        "v": dateString,

// MARK: - Friendships

private func headFriendships(failureHandler failureHandler: FailureHandler?, completion: JSONDictionary -> Void) {

    let requestParameters: JSONDictionary = [
        "page": 1,
        "per_page": 100,
    ]
