             "credentials": ["consumer_session_client_secret": consumerSessionClientSecret],
             "type": "SMS",
             "code": code,
-            "client_type": "MOBILE_SDK",
+            "request_surface": "ios_payment_element",
         ]
 
         if let cookies = cookieStore.formattedSessionCookies() {

        let endpoint: String = "consumers/accounts/sign_up"

        var parameters: [String: Any] = [
            "email_address": email.lowercased(),
            "phone_number": phoneNumber
        ]

        var parameters: [String: Any] = [
            "credentials": [
                "consumer_session_client_secret": consumerSessionClientSecret
            ],
            "request_surface": "ios_payment_element",
        ]

        if let cookies = cookieStore.formattedSessionCookies() {
