diff --git a/package-lock.json b/package-lock.json
index d8513a8..0db975f 100644
--- a/package-lock.json
+++ b/package-lock.json
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-      "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==",
-      "dev": true
-    },
     "v8-compile-cache-lib": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/v8-compile-cache-lib/-/v8-compile-cache-lib-3.0.1.tgz",
@@ -9520,36 +9098,6 @@
         "isexe": "^2.0.0"
       }
     },
-    "winston": {
-      "version": "3.8.2",
-      "resolved": "https://registry.npmjs.org/winston/-/winston-3.8.2.tgz",
-      "integrity": "sha512-MsE1gRx1m5jdTTO9Ld/vND4krP2To+lgDoMEHGGa4HIlAUyXJtfc7CxQcGXVyz2IBpw5hbFkj2b/AtUdQwyRew==",
-      "dev": true,
-      "requires": {
-        "@colors/colors": "1.5.0",
-        "@dabh/diagnostics": "^2.0.2",
-        "async": "^3.2.3",
-        "is-stream": "^2.0.0",
-        "logform": "^2.4.0",
-        "one-time": "^1.0.0",
-        "readable-stream": "^3.4.0",
-        "safe-stable-stringify": "^2.3.1",
-        "stack-trace": "0.0.x",
-        "triple-beam": "^1.3.0",
-        "winston-transport": "^4.5.0"
-      }
-    },
-    "winston-transport": {
-      "version": "4.5.0",
-      "resolved": "https://registry.npmjs.org/winston-transport/-/winston-transport-4.5.0.tgz",
-      "integrity": "sha512-YpZzcUzBedhlTAfJg6vJDlyEai/IFMIVcaEZZyl3UXIl4gmqRpU7AE89AHLkbzLUsv0NVmw7ts+iztqKxxPW1Q==",
-      "dev": true,
-      "requires": {
-        "logform": "^2.3.2",
-        "readable-stream": "^3.6.0",
-        "triple-beam": "^1.3.0"
-      }
-    },
     "wrap-ansi": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
diff --git a/src/models/EInvoicing/V1/DocumentListResponse.ts b/src/models/EInvoicing/V1/DocumentListResponse.ts
index bc84fa3..aacfbe8 100644
--- a/src/models/EInvoicing/V1/DocumentListResponse.ts
+++ b/src/models/EInvoicing/V1/DocumentListResponse.ts
@@ -43,7 +43,7 @@ export interface DocumentListResponse {
      * @type {Array<DocumentSummary>}
      * @memberof DocumentListResponse
      */
-    value: Array<DocumentSummary>;
+    value: Array<DocumentSummary> | null;
 }
 
 
@@ -70,7 +70,7 @@ export function DocumentListResponseFromJSONTyped(json: any, ignoreDiscriminator
         
         'recordSetCount': !exists(json, '@recordSetCount') ? undefined : json['@recordSetCount'],
         'nextLink': !exists(json, '@nextLink') ? undefined : json['@nextLink'],
-        'value': ((json['value'] as Array<any>).map(DocumentSummaryFromJSON)),
+        'value': (json['value'] === null ? null : (json['value'] as Array<any>).map(DocumentSummaryFromJSON)),
     };
 }
 
@@ -85,6 +85,6 @@ export function DocumentListResponseToJSON(value?: DocumentListResponse | null):
         
         '@recordSetCount': value.recordSetCount,
         '@nextLink': value.nextLink,
-        'value': ((value.value as Array<any>).map(DocumentSummaryToJSON)),
+        'value': (value.value === null ? null : (value.value as Array<any>).map(DocumentSummaryToJSON)),
     };
 }
diff --git a/tests/einvoicing/index.spec.ts b/tests/einvoicing/index.spec.ts
new file mode 100644
index 0000000..d5f3cca
--- /dev/null
+++ b/tests/einvoicing/index.spec.ts
@@ -0,0 +1,26 @@
+import "dotenv/config";
+import { Runtime } from "../../src/index";
+import { AvaTaxEnvironment, Configuration } from "../../src/runtime";
+import { DocumentsApi } from "../../src/apis/EInvoicing/V1";
+import { ApiClient } from "../../src/runtime";
+
+const configParams: Runtime.ConfigurationParameters = {
+  appName: "asv-sdk-test-app",
+  appVersion: "1.0",
+  environment: AvaTaxEnvironment.Sandbox,
+  machineName: "test-machine",
+  timeout: 3000,
+  bearerToken: process.env.BEARER_TOKEN,
+};
+const scopes = "avatax_api";
+
+describe("EInvoicing API ", () => {
+  const config = new Configuration(configParams);
+
+  it("should be able retrieve a document from the Documents API", async () => {
+    const runtime = new ApiClient(config);
+    const api = new DocumentsApi(runtime);
+    const result = await api.getDocumentList({ avalaraVersion: "1.0" });
+    expect(result).toBeDefined();
+  });
+});