diff --git a/package-lock.json b/package-lock.json
index f0c84b2..94c6df0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
       "devDependencies": {
         "@prettier/plugin-php": "^0.22.1",
         "@seamapi/nextlove-sdk-generator": "1.14.12",
-        "@seamapi/types": "1.299.0",
+        "@seamapi/types": "1.301.0",
         "del": "^7.1.0",
         "prettier": "^3.0.0"
       }
@@ -455,9 +455,9 @@
       }
     },
     "node_modules/@seamapi/types": {
-      "version": "1.299.0",
-      "resolved": "https://registry.npmjs.org/@seamapi/types/-/types-1.299.0.tgz",
-      "integrity": "sha512-WrC4RI99eHjUA7NYi8K8AULtpXIaWVYUKsEnuobJTrMjD7rSKU+4e5n/mTB/qk6+LuZV4xdR61gehJZSD/FV/A==",
+      "version": "1.301.0",
+      "resolved": "https://registry.npmjs.org/@seamapi/types/-/types-1.301.0.tgz",
+      "integrity": "sha512-EJPYQIJR/1j0+kGitwo0ZXfagRwpkWJwii0senlBS65gHoyJXUdbxL14b7kV1hdhfZbE3N/r+vR2rbh7wNZn3A==",
       "dev": true,
       "engines": {
         "node": ">=18.12.0",
diff --git a/package.json b/package.json
index 83cfe0e..db680c8 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
   "devDependencies": {
     "@prettier/plugin-php": "^0.22.1",
     "@seamapi/nextlove-sdk-generator": "1.14.12",
-    "@seamapi/types": "1.299.0",
+    "@seamapi/types": "1.301.0",
     "del": "^7.1.0",
     "prettier": "^3.0.0"
   }
diff --git a/src/Objects/AcsUserAccessSchedule.php b/src/Objects/AcsUserAccessSchedule.php
index 2d3fcde..b45c7ca 100644
--- a/src/Objects/AcsUserAccessSchedule.php
+++ b/src/Objects/AcsUserAccessSchedule.php
@@ -9,12 +9,15 @@ public static function from_json(mixed $json): AcsUserAccessSchedule|null
         if (!$json) {
             return null;
         }
-        return new self(ends_at: $json->ends_at, starts_at: $json->starts_at);
+        return new self(
+            starts_at: $json->starts_at,
+            ends_at: $json->ends_at ?? null
+        );
     }
 
     public function __construct(
-        public string $ends_at,
-        public string $starts_at
+        public string $starts_at,
+        public string|null $ends_at
     ) {
     }
 }
diff --git a/src/SeamClient.php b/src/SeamClient.php
index a99e3ab..efc66bc 100644
--- a/src/SeamClient.php
+++ b/src/SeamClient.php
@@ -1415,20 +1415,24 @@ public function encode_credential(
     }
 
     public function list(
-        array $acs_encoder_ids = null,
+        string $acs_system_id = null,
+        float $limit = null,
         array $acs_system_ids = null,
-        float $limit = null
+        array $acs_encoder_ids = null
     ): void {
         $request_payload = [];
 
-        if ($acs_encoder_ids !== null) {
-            $request_payload["acs_encoder_ids"] = $acs_encoder_ids;
+        if ($acs_system_id !== null) {
+            $request_payload["acs_system_id"] = $acs_system_id;
+        }
+        if ($limit !== null) {
+            $request_payload["limit"] = $limit;
         }
         if ($acs_system_ids !== null) {
             $request_payload["acs_system_ids"] = $acs_system_ids;
         }
-        if ($limit !== null) {
-            $request_payload["limit"] = $limit;
+        if ($acs_encoder_ids !== null) {
+            $request_payload["acs_encoder_ids"] = $acs_encoder_ids;
         }
 
         $this->seam->request(