Here's the VB code if anyone needs it.

Imports System
Imports System.Collections.Generic
Imports System.ComponentModel
Imports System.Data
Imports System.Data.SqlClient
Imports System.Text
Imports Laserfiche.RepositoryAccess

Imports System.Xml

Namespace WorkflowActivity.Scripting.SDKScriptResetKioskAttributes
    '''<summary>
    '''Provides one or more methods that can be run when the workflow scripting activity is performed.
    '''</summary>
    Public Class Script1
        Inherits RAScriptClass104
        '''<summary>
        '''This method is run when the activity is performed.
        '''</summary>
        Protected Overrides Sub Execute()
            'Write your code here. The BoundEntryInfo property will access the entry, RASession will get the Repository Access session
            Dim UserName As String = GetTokenValue("UserName")
            Dim XMLFilePath As String = GetTokenValue("XmlAttrFilePath")

            Dim KioskAccount As AccountReference = New AccountReference(UserName, RASession)
            Dim KioskAttributes As TrusteeAttributeCollection = Trustee.GetAttributes(KioskAccount, RASession)

            Dim AttrDocument As New XmlDocument
			AttrDocument.Load(XMLFilePath)
			Dim NodeList As XmlNodeList = AttrDocument.SelectNodes("Properties/Attribute")

            Dim AttrNode As XmlNode
			Dim AttrName as String
			Dim AttrValue as String

            KioskAttributes.Clear()
			For Each parentNode As XmlNode In NodeList
				AttrNode  = parentNode.SelectSingleNode("Name")
				AttrName  = AttrNode.InnerText
				AttrNode  = parentNode.SelectSingleNode("Data")
				AttrValue = AttrNode.InnerText
				KioskAttributes.Add(AttrName, AttrValue)
			Next
            KioskAttributes.Save()
            SetTokenValue("AttributeCount", KioskAttributes.Count)

        End Sub
    End Class
End Namespace