diff --git a/generated/harvest-openapi.yaml b/generated/harvest-openapi.yaml
index 79a55ce..462d67e 100644
--- a/generated/harvest-openapi.yaml
+++ b/generated/harvest-openapi.yaml
@@ -253,8 +253,9 @@ components:
           nullable: true
         include_link_to_client_invoice:
           type: boolean
-          description: 'Whether to include a link to the client invoice in the message body. Not used when thank_you is true.'
+          description: 'DEPRECATED This will be true when payment_options are assigned to the invoice and false when there are no payment_options.'
           nullable: true
+          deprecated: true
         attach_pdf:
           type: boolean
           description: 'Whether to attach the invoice PDF to the message email.'
@@ -515,6 +516,16 @@ components:
           type: string
           description: 'The timeframe in which the invoice should be paid. Options: upon receipt, net 15, net 30, net 45, net 60, or custom.'
           nullable: true
+        payment_options:
+          type: array
+          description: 'The list of payment options enabled for the invoice. Options: [ach, credit_card, paypal]'
+          nullable: true
+          items:
+            type: string
+            enum:
+              - ach
+              - credit_card
+              - paypal
         sent_at:
           type: string
           description: 'Date and time the invoice was sent.'
@@ -1152,7 +1163,6 @@ components:
           type: integer
           description: 'Unique ID for the time entry.'
           nullable: true
-          format: int32
         spent_date:
           type: string
           description: 'Date of the time entry.'
@@ -1619,7 +1629,7 @@ components:
         url: 'https://help.getharvest.com/api-v2/users-api/users/teammates/#the-teammate-object'
       properties:
         id:
-          type: int
+          type: integer
           description: 'Unique ID for the teammate'
           nullable: true
         first_name:
@@ -6130,6 +6140,8 @@ paths:
                     created_at: '2017-06-27T16:27:16Z'
                     updated_at: '2017-08-23T22:25:59Z'
                     currency: EUR
+                    payment_options:
+                      - credit_card
                     client:
                       id: 5735776
                       name: '123 Industries'
@@ -6338,6 +6350,8 @@ paths:
                 created_at: '2017-06-27T16:34:24Z'
                 updated_at: '2017-06-27T16:34:24Z'
                 currency: USD
+                payment_options:
+                  - credit_card
                 client:
                   id: 5735774
                   name: 'ABC Corp'
@@ -6430,6 +6444,16 @@ paths:
                   type: string
                   description: 'The timeframe in which the invoice should be paid. Defaults to custom. Options: upon receipt, net 15, net 30, net 45, net 60, or custom.'
                   nullable: true
+                payment_options:
+                  type: array
+                  description: 'The payment options available to pay the invoice. Your account must be configured with the appropriate options under Settings > Integrations > Online payment to assign them. Options: [ach, credit_card, paypal]'
+                  nullable: true
+                  items:
+                    type: string
+                    enum:
+                      - ach
+                      - credit_card
+                      - paypal
                 line_items_import:
                   type: object
                   description: 'An line items import object'
@@ -6481,7 +6505,7 @@ paths:
                           description: 'If set to true, a PDF containing an expense report with receipts will be attached to the invoice. Defaults to false.'
                 retainer_id:
                   type: integer
-                  description: 'The ID of the retainer you want to add funds to with this invoice. Note: retainers cannot be fully used (created, drawn against, closed, etc.) via the API at this time. The only avaiable action is to add funds.'
+                  description: 'The ID of the retainer you want to add funds to with this invoice. Note: retainers cannot be fully used (created, drawn against, closed, etc.) via the API at this time. The only available action is to add funds.'
                   nullable: true
                   format: int32
                 line_items:
@@ -6595,6 +6619,8 @@ paths:
                 created_at: '2017-06-27T16:24:30Z'
                 updated_at: '2017-06-27T16:24:57Z'
                 currency: USD
+                payment_options:
+                  - credit_card
                 client:
                   id: 5735776
                   name: '123 Industries'
@@ -6678,6 +6704,8 @@ paths:
                 created_at: '2017-06-27T16:34:24Z'
                 updated_at: '2017-06-27T16:36:33Z'
                 currency: USD
+                payment_options:
+                  - credit_card
                 client:
                   id: 5735774
                   name: 'ABC Corp'
@@ -6782,6 +6810,16 @@ paths:
                   type: string
                   description: 'The timeframe in which the invoice should be paid. Options: upon receipt, net 15, net 30, net 45, or net 60.'
                   nullable: true
+                payment_options:
+                  type: array
+                  description: 'The payment options available to pay the invoice. Your account must be configured with the appropriate options under Settings > Integrations > Online payment to assign them. Options: [ach, credit_card, paypal]'
+                  nullable: true
+                  items:
+                    type: string
+                    enum:
+                      - ach
+                      - credit_card
+                      - paypal
                 line_items:
                   type: array
                   description: 'Array of line item parameters'
@@ -7029,8 +7067,9 @@ paths:
                   nullable: true
                 include_link_to_client_invoice:
                   type: boolean
-                  description: 'If set to true, a link to the client invoice URL will be included in the message email. Defaults to false. Ignored when thank_you is set to true.'
+                  description: 'DEPRECATED A link to the client invoice URL will be automatically included in the message email if payment_options have been assigned to the invoice. Setting to true will be ignored. Setting to false will clear all payment_options on the invoice.'
                   nullable: true
+                  deprecated: true
                 attach_pdf:
                   type: boolean
                   description: 'If set to true, a PDF of the invoice will be attached to the message email. Defaults to false.'
@@ -12800,8 +12839,10 @@ paths:
               type: object
               properties:
                 teammate_ids:
-                  type: 'array of user ids'
+                  type: array
                   description: 'Full list of user IDs to be assigned to the Manager.'
                   nullable: true
+                  items:
+                    type: string
               required:
                 - teammate_ids
diff --git a/src/Extractor/Extractor.php b/src/Extractor/Extractor.php
index 5148255..1f7570b 100644
--- a/src/Extractor/Extractor.php
+++ b/src/Extractor/Extractor.php
@@ -101,8 +101,21 @@ public static function buildDefinitionProperty($name, $type, $description, $path
             $arrayof = 'string';
         }
 
+        if ('array of user ids' === $type) {
+            $arrayof = 'string';
+        }
+
         if (null !== $arrayof) {
             $property['items'] = ['type' => $arrayof];
+        } else if ('array' === $type && 'payment_options' === $name) {
+            $property['items'] = [
+                'type' => 'string',
+                'enum' => [
+                    'ach',
+                    'credit_card',
+                    'paypal',
+                ],
+            ];
         }
 
         if ('Array of recipient parameters. See below for details.' === $description) {
@@ -375,6 +388,10 @@ public static function buildDefinitionProperty($name, $type, $description, $path
             }
         }
 
+        if (str_starts_with($description, 'DEPRECATED')) {
+            $property['deprecated'] = true;
+        }
+
         return $property;
     }
 
@@ -502,8 +519,16 @@ public static function buildRequestBody($method, $path, $explicitParameters, $ex
                 $$columnName = array_shift($explicitParameters);
             }
 
-            if (isset($required) && 'required' === $required) {
-                $requiredProperties[] = $parameter;
+            if (isset($required)) {
+                if ('*optional' === $required) {
+                    $required = 'optional';
+                }
+
+                if ('required' === $required) {
+                    $requiredProperties[] = $parameter;
+                } else if (!\in_array($required, ['optional', 'required'])) {
+                    $description = $required;
+                }
             }
 
             $property = self::buildDefinitionProperty($parameter, $type, $description, $path, $method);
@@ -632,7 +657,9 @@ public static function camelize($word)
     public static function convertType($type)
     {
         $conversionMap = [
+            'bigint' => 'integer',
             'file' => 'string',
+            'int' => 'integer',
             'long' => 'integer',
             'decimal' => 'number',
             'float' => 'number',
@@ -643,6 +670,7 @@ public static function convertType($type)
             'dateTime' => 'string',
             'array of integers' => 'array',
             'array of strings' => 'array',
+            'array of user ids' => 'array',
         ];
 
         return isset($conversionMap[$type]) ? $conversionMap[$type] : $type;
@@ -891,9 +919,7 @@ private function buildItemsTypes()
                 if (isset($property['items']) && isset($property['items']['type'])) {
                     if (isset($this->definitions[$property['items']['type']])) {
                         $this->definitions[$definitionName]['properties'][$propertyName]['items'] = ['$ref' => '#/components/schemas/'.$property['items']['type']];
-                    } elseif (\in_array($property['items']['type'], self::BASE_TYPES, true)) {
-                        $this->definitions[$definitionName]['properties'][$propertyName]['items'] = ['type' => $property['items']['type']];
-                    } else {
+                    } else if (!\in_array($property['items']['type'], self::BASE_TYPES, true)) {
                         echo $property['items']['type']."\n";
                     }
                 }