diff --git a/FunctionApp/LoxoSettings.cs b/FunctionApp/LoxoSettings.cs
index 6700106..a2aec95 100644
--- a/FunctionApp/LoxoSettings.cs
+++ b/FunctionApp/LoxoSettings.cs
@@ -1,7 +1,8 @@
-namespace LoxoIntegration;
+using System.Collections.Generic;
+
+namespace LoxoIntegration;
 
 public class LoxoSettings
 {
-    public string AgencySlug { get; set; }
-    public string BearerToken { get; set; }
+    public Dictionary<string, string> Tokens { get; set; }
 }
\ No newline at end of file
diff --git a/FunctionApp/UploadDocumentToLoxo.cs b/FunctionApp/UploadDocumentToLoxo.cs
index 9bb2dd0..6021726 100644
--- a/FunctionApp/UploadDocumentToLoxo.cs
+++ b/FunctionApp/UploadDocumentToLoxo.cs
@@ -30,6 +30,7 @@ public async Task<IActionResult> Run(
             dynamic data = JsonConvert.DeserializeObject(requestBody);
             string fileUrl = data?.fileUrl;
             string personId = data?.data?.personID;
+            string slug = data?.data?.slug;
             
             if (string.IsNullOrEmpty(fileUrl))
             {
@@ -41,6 +42,11 @@ public async Task<IActionResult> Run(
                 return new BadRequestObjectResult("Missing personID in request body.");
             }
 
+            if (string.IsNullOrEmpty(slug))
+            {
+                return new BadRequestObjectResult("Missing slug in request body.");
+            }
+
             using var httpClient = new HttpClient();
             
             var response = await httpClient.GetAsync(fileUrl);
@@ -55,7 +61,7 @@ public async Task<IActionResult> Run(
 
             httpClient.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
             httpClient.DefaultRequestHeaders.Authorization =
-                new AuthenticationHeaderValue("Bearer", _settings.BearerToken);
+                new AuthenticationHeaderValue("Bearer", _settings.Tokens[slug]);
 
             using (var content = new MultipartFormDataContent())
             {
@@ -65,7 +71,7 @@ public async Task<IActionResult> Run(
                 content.Add(fileContent, "document", fileName);
 
                 var postResponse = await httpClient.PostAsync(
-                    $"https://app.loxo.co/api/{_settings.AgencySlug}/people/{personId}/documents", content);
+                    $"https://app.loxo.co/api/{slug}/people/{personId}/documents", content);
 
                 if (!postResponse.IsSuccessStatusCode)
                 {