diff --git a/docs/DeleteHardbounces.md b/docs/DeleteHardbounces.md
index e781653..d1a2c96 100644
--- a/docs/DeleteHardbounces.md
+++ b/docs/DeleteHardbounces.md
@@ -3,8 +3,8 @@
 ## Properties
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
-**start_date** | **date** | Starting date (YYYY-MM-DD) of the time period for deletion. The hardbounces occurred after this date will be deleted. Must be less than or equal to the endDate | [optional] 
-**end_date** | **date** | Ending date (YYYY-MM-DD) of the time period for deletion. The hardbounces until this date will be deleted. Must be greater than or equal to the startDate | [optional] 
+**start_date** | **str** | Starting date (YYYY-MM-DD) of the time period for deletion. The hardbounces occurred after this date will be deleted. Must be less than or equal to the endDate | [optional] 
+**end_date** | **str** | Ending date (YYYY-MM-DD) of the time period for deletion. The hardbounces until this date will be deleted. Must be greater than or equal to the startDate | [optional] 
 **contact_email** | **str** | Target a specific email address | [optional] 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/docs/SMSCampaignsApi.md b/docs/SMSCampaignsApi.md
index 0d23d6f..5afa04d 100644
--- a/docs/SMSCampaignsApi.md
+++ b/docs/SMSCampaignsApi.md
@@ -130,7 +130,7 @@ void (empty response body)
 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
 
 # **get_sms_campaign**
-> GetSmsCampaign get_sms_campaign(campaign_id, get_sms_campaign)
+> GetSmsCampaign get_sms_campaign(campaign_id)
 
 Get an SMS campaign
 
@@ -156,11 +156,10 @@ configuration.api_key['partner-key'] = 'YOUR_API_KEY'
 # create an instance of the API class
 api_instance = sib_api_v3_sdk.SMSCampaignsApi(sib_api_v3_sdk.ApiClient(configuration))
 campaign_id = 789 # int | id of the SMS campaign
-get_sms_campaign = sib_api_v3_sdk.GetSmsCampaign() # GetSmsCampaign | Values to update an SMS Campaign
 
 try:
     # Get an SMS campaign
-    api_response = api_instance.get_sms_campaign(campaign_id, get_sms_campaign)
+    api_response = api_instance.get_sms_campaign(campaign_id)
     pprint(api_response)
 except ApiException as e:
     print("Exception when calling SMSCampaignsApi->get_sms_campaign: %s\n" % e)
@@ -171,7 +170,6 @@ except ApiException as e:
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **campaign_id** | **int**| id of the SMS campaign | 
- **get_sms_campaign** | [**GetSmsCampaign**](GetSmsCampaign.md)| Values to update an SMS Campaign | 
 
 ### Return type
 
diff --git a/docs/SMTPApi.md b/docs/SMTPApi.md
index 6d180c1..a22e1a7 100644
--- a/docs/SMTPApi.md
+++ b/docs/SMTPApi.md
@@ -215,8 +215,8 @@ configuration.api_key['partner-key'] = 'YOUR_API_KEY'
 
 # create an instance of the API class
 api_instance = sib_api_v3_sdk.SMTPApi(sib_api_v3_sdk.ApiClient(configuration))
-start_date = '2013-10-20' # date | Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
-end_date = '2013-10-20' # date | Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
+start_date = 'start_date_example' # str | Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
+end_date = 'end_date_example' # str | Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
 days = 56 # int | Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate' (optional)
 tag = 'tag_example' # str | Tag of the emails (optional)
 
@@ -232,8 +232,8 @@ except ApiException as e:
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **start_date** | **date**| Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate | [optional] 
- **end_date** | **date**| Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate | [optional] 
+ **start_date** | **str**| Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate | [optional] 
+ **end_date** | **str**| Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate | [optional] 
  **days** | **int**| Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate' | [optional] 
  **tag** | **str**| Tag of the emails | [optional] 
 
@@ -280,8 +280,8 @@ configuration.api_key['partner-key'] = 'YOUR_API_KEY'
 api_instance = sib_api_v3_sdk.SMTPApi(sib_api_v3_sdk.ApiClient(configuration))
 limit = 50 # int | Number limitation for the result returned (optional) (default to 50)
 offset = 0 # int | Beginning point in the list to retrieve from. (optional) (default to 0)
-start_date = '2013-10-20' # date | Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
-end_date = '2013-10-20' # date | Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
+start_date = 'start_date_example' # str | Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
+end_date = 'end_date_example' # str | Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
 days = 56 # int | Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate' (optional)
 email = 'email_example' # str | Filter the report for a specific email addresses (optional)
 event = 'event_example' # str | Filter the report for a specific event type (optional)
@@ -303,8 +303,8 @@ Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **limit** | **int**| Number limitation for the result returned | [optional] [default to 50]
  **offset** | **int**| Beginning point in the list to retrieve from. | [optional] [default to 0]
- **start_date** | **date**| Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate | [optional] 
- **end_date** | **date**| Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate | [optional] 
+ **start_date** | **str**| Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate | [optional] 
+ **end_date** | **str**| Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate | [optional] 
  **days** | **int**| Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate' | [optional] 
  **email** | **str**| Filter the report for a specific email addresses | [optional] 
  **event** | **str**| Filter the report for a specific event type | [optional] 
@@ -355,8 +355,8 @@ configuration.api_key['partner-key'] = 'YOUR_API_KEY'
 api_instance = sib_api_v3_sdk.SMTPApi(sib_api_v3_sdk.ApiClient(configuration))
 limit = 50 # int | Number of documents returned per page (optional) (default to 50)
 offset = 0 # int | Index of the first document on the page (optional) (default to 0)
-start_date = '2013-10-20' # date | Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD) (optional)
-end_date = '2013-10-20' # date | Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD) (optional)
+start_date = 'start_date_example' # str | Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD) (optional)
+end_date = 'end_date_example' # str | Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD) (optional)
 days = 56 # int | Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate' (optional)
 tag = 'tag_example' # str | Tag of the emails (optional)
 
@@ -374,8 +374,8 @@ Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **limit** | **int**| Number of documents returned per page | [optional] [default to 50]
  **offset** | **int**| Index of the first document on the page | [optional] [default to 0]
- **start_date** | **date**| Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD) | [optional] 
- **end_date** | **date**| Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD) | [optional] 
+ **start_date** | **str**| Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD) | [optional] 
+ **end_date** | **str**| Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD) | [optional] 
  **days** | **int**| Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate' | [optional] 
  **tag** | **str**| Tag of the emails | [optional] 
 
diff --git a/docs/TransactionalSMSApi.md b/docs/TransactionalSMSApi.md
index f5751ee..7e7fd20 100644
--- a/docs/TransactionalSMSApi.md
+++ b/docs/TransactionalSMSApi.md
@@ -37,8 +37,8 @@ configuration.api_key['partner-key'] = 'YOUR_API_KEY'
 # create an instance of the API class
 api_instance = sib_api_v3_sdk.TransactionalSMSApi(sib_api_v3_sdk.ApiClient(configuration))
 limit = 50 # int | Number of documents per page (optional) (default to 50)
-start_date = '2013-10-20' # date | Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report (optional)
-end_date = '2013-10-20' # date | Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report (optional)
+start_date = 'start_date_example' # str | Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report (optional)
+end_date = 'end_date_example' # str | Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report (optional)
 offset = 0 # int | Index of the first document of the page (optional) (default to 0)
 days = 56 # int | Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate' (optional)
 phone_number = 'phone_number_example' # str | Filter the report for a specific phone number (optional)
@@ -58,8 +58,8 @@ except ApiException as e:
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
  **limit** | **int**| Number of documents per page | [optional] [default to 50]
- **start_date** | **date**| Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report | [optional] 
- **end_date** | **date**| Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report | [optional] 
+ **start_date** | **str**| Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report | [optional] 
+ **end_date** | **str**| Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report | [optional] 
  **offset** | **int**| Index of the first document of the page | [optional] [default to 0]
  **days** | **int**| Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate' | [optional] 
  **phone_number** | **str**| Filter the report for a specific phone number | [optional] 
@@ -107,8 +107,8 @@ configuration.api_key['partner-key'] = 'YOUR_API_KEY'
 
 # create an instance of the API class
 api_instance = sib_api_v3_sdk.TransactionalSMSApi(sib_api_v3_sdk.ApiClient(configuration))
-start_date = '2013-10-20' # date | Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report (optional)
-end_date = '2013-10-20' # date | Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report (optional)
+start_date = 'start_date_example' # str | Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report (optional)
+end_date = 'end_date_example' # str | Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report (optional)
 days = 56 # int | Number of days in the past including today (positive integer). Not compatible with startDate and endDate (optional)
 tag = 'tag_example' # str | Filter on a tag (optional)
 
@@ -124,8 +124,8 @@ except ApiException as e:
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **start_date** | **date**| Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report | [optional] 
- **end_date** | **date**| Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report | [optional] 
+ **start_date** | **str**| Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report | [optional] 
+ **end_date** | **str**| Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report | [optional] 
  **days** | **int**| Number of days in the past including today (positive integer). Not compatible with startDate and endDate | [optional] 
  **tag** | **str**| Filter on a tag | [optional] 
 
@@ -170,8 +170,8 @@ configuration.api_key['partner-key'] = 'YOUR_API_KEY'
 
 # create an instance of the API class
 api_instance = sib_api_v3_sdk.TransactionalSMSApi(sib_api_v3_sdk.ApiClient(configuration))
-start_date = '2013-10-20' # date | Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report (optional)
-end_date = '2013-10-20' # date | Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report (optional)
+start_date = 'start_date_example' # str | Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report (optional)
+end_date = 'end_date_example' # str | Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report (optional)
 days = 56 # int | Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate' (optional)
 tag = 'tag_example' # str | Filter on a tag (optional)
 
@@ -187,8 +187,8 @@ except ApiException as e:
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **start_date** | **date**| Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report | [optional] 
- **end_date** | **date**| Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report | [optional] 
+ **start_date** | **str**| Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report | [optional] 
+ **end_date** | **str**| Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report | [optional] 
  **days** | **int**| Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate' | [optional] 
  **tag** | **str**| Filter on a tag | [optional] 
 
diff --git a/setup.py b/setup.py
index 7246af6..c787f07 100644
--- a/setup.py
+++ b/setup.py
@@ -15,7 +15,7 @@
 from setuptools import setup, find_packages
 
 NAME = "sib-api-v3-sdk"
-VERSION = "4.2.1"
+VERSION = "4.2.2"
 # To install the library, run the following
 #
 # python setup.py install
diff --git a/sib_api_v3_sdk/api/sms_campaigns_api.py b/sib_api_v3_sdk/api/sms_campaigns_api.py
index 0eb0ec0..a15001d 100644
--- a/sib_api_v3_sdk/api/sms_campaigns_api.py
+++ b/sib_api_v3_sdk/api/sms_campaigns_api.py
@@ -227,45 +227,43 @@ def delete_sms_campaign_with_http_info(self, campaign_id, **kwargs):  # noqa: E5
             _request_timeout=params.get('_request_timeout'),
             collection_formats=collection_formats)
 
-    def get_sms_campaign(self, campaign_id, get_sms_campaign, **kwargs):  # noqa: E501
+    def get_sms_campaign(self, campaign_id, **kwargs):  # noqa: E501
         """Get an SMS campaign  # noqa: E501
 
         This method makes a synchronous HTTP request by default. To make an
         asynchronous HTTP request, please pass async=True
-        >>> thread = api.get_sms_campaign(campaign_id, get_sms_campaign, async=True)
+        >>> thread = api.get_sms_campaign(campaign_id, async=True)
         >>> result = thread.get()
 
         :param async bool
         :param int campaign_id: id of the SMS campaign (required)
-        :param GetSmsCampaign get_sms_campaign: Values to update an SMS Campaign (required)
         :return: GetSmsCampaign
                  If the method is called asynchronously,
                  returns the request thread.
         """
         kwargs['_return_http_data_only'] = True
         if kwargs.get('async'):
-            return self.get_sms_campaign_with_http_info(campaign_id, get_sms_campaign, **kwargs)  # noqa: E501
+            return self.get_sms_campaign_with_http_info(campaign_id, **kwargs)  # noqa: E501
         else:
-            (data) = self.get_sms_campaign_with_http_info(campaign_id, get_sms_campaign, **kwargs)  # noqa: E501
+            (data) = self.get_sms_campaign_with_http_info(campaign_id, **kwargs)  # noqa: E501
             return data
 
-    def get_sms_campaign_with_http_info(self, campaign_id, get_sms_campaign, **kwargs):  # noqa: E501
+    def get_sms_campaign_with_http_info(self, campaign_id, **kwargs):  # noqa: E501
         """Get an SMS campaign  # noqa: E501
 
         This method makes a synchronous HTTP request by default. To make an
         asynchronous HTTP request, please pass async=True
-        >>> thread = api.get_sms_campaign_with_http_info(campaign_id, get_sms_campaign, async=True)
+        >>> thread = api.get_sms_campaign_with_http_info(campaign_id, async=True)
         >>> result = thread.get()
 
         :param async bool
         :param int campaign_id: id of the SMS campaign (required)
-        :param GetSmsCampaign get_sms_campaign: Values to update an SMS Campaign (required)
         :return: GetSmsCampaign
                  If the method is called asynchronously,
                  returns the request thread.
         """
 
-        all_params = ['campaign_id', 'get_sms_campaign']  # noqa: E501
+        all_params = ['campaign_id']  # noqa: E501
         all_params.append('async')
         all_params.append('_return_http_data_only')
         all_params.append('_preload_content')
@@ -284,10 +282,6 @@ def get_sms_campaign_with_http_info(self, campaign_id, get_sms_campaign, **kwarg
         if ('campaign_id' not in params or
                 params['campaign_id'] is None):
             raise ValueError("Missing the required parameter `campaign_id` when calling `get_sms_campaign`")  # noqa: E501
-        # verify the required parameter 'get_sms_campaign' is set
-        if ('get_sms_campaign' not in params or
-                params['get_sms_campaign'] is None):
-            raise ValueError("Missing the required parameter `get_sms_campaign` when calling `get_sms_campaign`")  # noqa: E501
 
         collection_formats = {}
 
@@ -303,8 +297,6 @@ def get_sms_campaign_with_http_info(self, campaign_id, get_sms_campaign, **kwarg
         local_var_files = {}
 
         body_params = None
-        if 'get_sms_campaign' in params:
-            body_params = params['get_sms_campaign']
         # HTTP header `Accept`
         header_params['Accept'] = self.api_client.select_header_accept(
             ['application/json'])  # noqa: E501
diff --git a/sib_api_v3_sdk/api/smtp_api.py b/sib_api_v3_sdk/api/smtp_api.py
index c06fd1d..529ce6a 100644
--- a/sib_api_v3_sdk/api/smtp_api.py
+++ b/sib_api_v3_sdk/api/smtp_api.py
@@ -331,8 +331,8 @@ def get_aggregated_smtp_report(self, **kwargs):  # noqa: E501
         >>> result = thread.get()
 
         :param async bool
-        :param date start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate
-        :param date end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate
+        :param str start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate
+        :param str end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate
         :param int days: Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate'
         :param str tag: Tag of the emails
         :return: GetAggregatedReport
@@ -355,8 +355,8 @@ def get_aggregated_smtp_report_with_http_info(self, **kwargs):  # noqa: E501
         >>> result = thread.get()
 
         :param async bool
-        :param date start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate
-        :param date end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate
+        :param str start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate
+        :param str end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate
         :param int days: Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate'
         :param str tag: Tag of the emails
         :return: GetAggregatedReport
@@ -438,8 +438,8 @@ def get_email_event_report(self, **kwargs):  # noqa: E501
         :param async bool
         :param int limit: Number limitation for the result returned
         :param int offset: Beginning point in the list to retrieve from.
-        :param date start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate
-        :param date end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate
+        :param str start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate
+        :param str end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate
         :param int days: Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate'
         :param str email: Filter the report for a specific email addresses
         :param str event: Filter the report for a specific event type
@@ -468,8 +468,8 @@ def get_email_event_report_with_http_info(self, **kwargs):  # noqa: E501
         :param async bool
         :param int limit: Number limitation for the result returned
         :param int offset: Beginning point in the list to retrieve from.
-        :param date start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate
-        :param date end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate
+        :param str start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate
+        :param str end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate
         :param int days: Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate'
         :param str email: Filter the report for a specific email addresses
         :param str event: Filter the report for a specific event type
@@ -569,8 +569,8 @@ def get_smtp_report(self, **kwargs):  # noqa: E501
         :param async bool
         :param int limit: Number of documents returned per page
         :param int offset: Index of the first document on the page
-        :param date start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD)
-        :param date end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD)
+        :param str start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD)
+        :param str end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD)
         :param int days: Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate'
         :param str tag: Tag of the emails
         :return: GetReports
@@ -595,8 +595,8 @@ def get_smtp_report_with_http_info(self, **kwargs):  # noqa: E501
         :param async bool
         :param int limit: Number of documents returned per page
         :param int offset: Index of the first document on the page
-        :param date start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD)
-        :param date end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD)
+        :param str start_date: Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD)
+        :param str end_date: Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD)
         :param int days: Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate'
         :param str tag: Tag of the emails
         :return: GetReports
diff --git a/sib_api_v3_sdk/api/transactional_sms_api.py b/sib_api_v3_sdk/api/transactional_sms_api.py
index 7b6dd24..245220e 100644
--- a/sib_api_v3_sdk/api/transactional_sms_api.py
+++ b/sib_api_v3_sdk/api/transactional_sms_api.py
@@ -43,8 +43,8 @@ def get_sms_events(self, **kwargs):  # noqa: E501
 
         :param async bool
         :param int limit: Number of documents per page
-        :param date start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
-        :param date end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
+        :param str start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
+        :param str end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
         :param int offset: Index of the first document of the page
         :param int days: Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate'
         :param str phone_number: Filter the report for a specific phone number
@@ -71,8 +71,8 @@ def get_sms_events_with_http_info(self, **kwargs):  # noqa: E501
 
         :param async bool
         :param int limit: Number of documents per page
-        :param date start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
-        :param date end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
+        :param str start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
+        :param str end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
         :param int offset: Index of the first document of the page
         :param int days: Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate'
         :param str phone_number: Filter the report for a specific phone number
@@ -165,8 +165,8 @@ def get_transac_aggregated_sms_report(self, **kwargs):  # noqa: E501
         >>> result = thread.get()
 
         :param async bool
-        :param date start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
-        :param date end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
+        :param str start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
+        :param str end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
         :param int days: Number of days in the past including today (positive integer). Not compatible with startDate and endDate
         :param str tag: Filter on a tag
         :return: GetTransacAggregatedSmsReport
@@ -189,8 +189,8 @@ def get_transac_aggregated_sms_report_with_http_info(self, **kwargs):  # noqa: E
         >>> result = thread.get()
 
         :param async bool
-        :param date start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
-        :param date end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
+        :param str start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
+        :param str end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
         :param int days: Number of days in the past including today (positive integer). Not compatible with startDate and endDate
         :param str tag: Filter on a tag
         :return: GetTransacAggregatedSmsReport
@@ -270,8 +270,8 @@ def get_transac_sms_report(self, **kwargs):  # noqa: E501
         >>> result = thread.get()
 
         :param async bool
-        :param date start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
-        :param date end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
+        :param str start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
+        :param str end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
         :param int days: Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate'
         :param str tag: Filter on a tag
         :return: GetTransacSmsReport
@@ -294,8 +294,8 @@ def get_transac_sms_report_with_http_info(self, **kwargs):  # noqa: E501
         >>> result = thread.get()
 
         :param async bool
-        :param date start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
-        :param date end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
+        :param str start_date: Mandatory if endDate is used. Starting date (YYYY-MM-DD) of the report
+        :param str end_date: Mandatory if startDate is used. Ending date (YYYY-MM-DD) of the report
         :param int days: Number of days in the past including today (positive integer). Not compatible with 'startDate' and 'endDate'
         :param str tag: Filter on a tag
         :return: GetTransacSmsReport
diff --git a/sib_api_v3_sdk/models/delete_hardbounces.py b/sib_api_v3_sdk/models/delete_hardbounces.py
index 030e722..b694f70 100644
--- a/sib_api_v3_sdk/models/delete_hardbounces.py
+++ b/sib_api_v3_sdk/models/delete_hardbounces.py
@@ -31,8 +31,8 @@ class DeleteHardbounces(object):
                             and the value is json key in definition.
     """
     swagger_types = {
-        'start_date': 'date',
-        'end_date': 'date',
+        'start_date': 'str',
+        'end_date': 'str',
         'contact_email': 'str'
     }
 
@@ -64,7 +64,7 @@ def start_date(self):
         Starting date (YYYY-MM-DD) of the time period for deletion. The hardbounces occurred after this date will be deleted. Must be less than or equal to the endDate  # noqa: E501
 
         :return: The start_date of this DeleteHardbounces.  # noqa: E501
-        :rtype: date
+        :rtype: str
         """
         return self._start_date
 
@@ -75,7 +75,7 @@ def start_date(self, start_date):
         Starting date (YYYY-MM-DD) of the time period for deletion. The hardbounces occurred after this date will be deleted. Must be less than or equal to the endDate  # noqa: E501
 
         :param start_date: The start_date of this DeleteHardbounces.  # noqa: E501
-        :type: date
+        :type: str
         """
 
         self._start_date = start_date
@@ -87,7 +87,7 @@ def end_date(self):
         Ending date (YYYY-MM-DD) of the time period for deletion. The hardbounces until this date will be deleted. Must be greater than or equal to the startDate  # noqa: E501
 
         :return: The end_date of this DeleteHardbounces.  # noqa: E501
-        :rtype: date
+        :rtype: str
         """
         return self._end_date
 
@@ -98,7 +98,7 @@ def end_date(self, end_date):
         Ending date (YYYY-MM-DD) of the time period for deletion. The hardbounces until this date will be deleted. Must be greater than or equal to the startDate  # noqa: E501
 
         :param end_date: The end_date of this DeleteHardbounces.  # noqa: E501
-        :type: date
+        :type: str
         """
 
         self._end_date = end_date
diff --git a/sib_api_v3_sdk/models/get_attributes_attributes.py b/sib_api_v3_sdk/models/get_attributes_attributes.py
index b5fe767..194c07d 100644
--- a/sib_api_v3_sdk/models/get_attributes_attributes.py
+++ b/sib_api_v3_sdk/models/get_attributes_attributes.py
@@ -143,7 +143,7 @@ def type(self, type):
         :param type: The type of this GetAttributesAttributes.  # noqa: E501
         :type: str
         """
-        allowed_values = ["text", "date", "float", "id"]  # noqa: E501
+        allowed_values = ["text", "date", "float", "id", "boolean"]  # noqa: E501
         if type not in allowed_values:
             raise ValueError(
                 "Invalid value for `type` ({0}), must be one of {1}"  # noqa: E501