diff --git a/CHANGELOG.md b/CHANGELOG.md
index 823c13d..cb3d742 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,29 @@
+### v3.13.0 (2025-10-28)
+* * * 
+
+### New Attributes: 
+* reference_transactions has been added to Invoice.
+* payment_attempts[] has been added to PaymentIntent.
+* checkout_details has been added to PaymentIntent#PaymentAttempt.
+* line_item_id has been added to CreditNoteEstimate#Discount.
+* line_item_id has been added to CreditNote#Discount.
+* line_item_id has been added to InvoiceEstimate#Discount.
+* line_item_id has been added to Invoice#Discount.
+* line_item_id has been added to InvoiceEstimate#Discount.
+* line_item_id has been added to Quote#Discount.
+* line_item_id has been added to QuoteLineGroup#Discount.
+
+### Modified Attributes: 
+* omnichannel_subscription_item_offers has been made optional attribute from required attribute.
+
+### New Input Parameters: 
+* discount[line_item_id] has been added to CreditNote#ImportCreditNoteRequest.
+* discount[line_item_id] has been added to CreditNote#ImportInvoiceRequest.
+
+### New Enums: 
+* OMNICHANNEL_TRANSACTION_CREATED has been added to EventTypeEnum.
+* DEUTSCHE_BANK has been added to Gateway.
+
 ### v3.12.2 (2025-10-10)
 * * * 
 
diff --git a/chargebee/models/credit_note/operations.py b/chargebee/models/credit_note/operations.py
index a4775ee..c135c7b 100644
--- a/chargebee/models/credit_note/operations.py
+++ b/chargebee/models/credit_note/operations.py
@@ -187,6 +187,7 @@ class LineItemAddress(TypedDict):
     class Discount(TypedDict):
         amount: Required[int]
         description: NotRequired[str]
+        line_item_id: NotRequired[str]
         entity_type: Required["CreditNote.DiscountEntityType"]
         discount_type: NotRequired["CreditNote.DiscountDiscountType"]
         entity_id: NotRequired[str]
@@ -343,6 +344,7 @@ class ImportCreditNoteLineItemTierParams(TypedDict):
         unit_amount_in_decimal: NotRequired[str]
 
     class ImportCreditNoteDiscountParams(TypedDict):
+        line_item_id: NotRequired[str]
         entity_type: Required["CreditNote.DiscountEntityType"]
         entity_id: NotRequired[str]
         description: NotRequired[str]
diff --git a/chargebee/models/credit_note/responses.py b/chargebee/models/credit_note/responses.py
index 2e7b2b6..03f3844 100644
--- a/chargebee/models/credit_note/responses.py
+++ b/chargebee/models/credit_note/responses.py
@@ -106,6 +106,7 @@ class DiscountResponse(Model):
     raw_data: Dict[Any, Any] = None
     amount: int = None
     description: str = None
+    line_item_id: str = None
     entity_type: str = None
     discount_type: str = None
     entity_id: str = None
diff --git a/chargebee/models/credit_note_estimate/operations.py b/chargebee/models/credit_note_estimate/operations.py
index ec801de..4247cca 100644
--- a/chargebee/models/credit_note_estimate/operations.py
+++ b/chargebee/models/credit_note_estimate/operations.py
@@ -125,6 +125,7 @@ class LineItemTax(TypedDict):
     class Discount(TypedDict):
         amount: Required[int]
         description: NotRequired[str]
+        line_item_id: NotRequired[str]
         entity_type: Required["CreditNoteEstimate.DiscountEntityType"]
         discount_type: NotRequired["CreditNoteEstimate.DiscountDiscountType"]
         entity_id: NotRequired[str]
diff --git a/chargebee/models/credit_note_estimate/responses.py b/chargebee/models/credit_note_estimate/responses.py
index 721242f..15b5608 100644
--- a/chargebee/models/credit_note_estimate/responses.py
+++ b/chargebee/models/credit_note_estimate/responses.py
@@ -84,6 +84,7 @@ class DiscountResponse(Model):
     raw_data: Dict[Any, Any] = None
     amount: int = None
     description: str = None
+    line_item_id: str = None
     entity_type: str = None
     discount_type: str = None
     entity_id: str = None
diff --git a/chargebee/models/customer/responses.py b/chargebee/models/customer/responses.py
index bab5bb4..800e075 100644
--- a/chargebee/models/customer/responses.py
+++ b/chargebee/models/customer/responses.py
@@ -365,7 +365,7 @@ class HierarchyResponse(Response):
 
 @dataclass
 class ListHierarchyDetailCustomerResponse:
-    hierarchies: List["hierarchy.HierarchyResponse"]
+    hierarchy: "hierarchy.HierarchyResponse"
 
 
 @dataclass
diff --git a/chargebee/models/enums.py b/chargebee/models/enums.py
index a0f128d..d87413e 100644
--- a/chargebee/models/enums.py
+++ b/chargebee/models/enums.py
@@ -649,6 +649,7 @@ class EventType(Enum):
         "omnichannel_subscription_item_pause_scheduled"
     )
     OMNICHANNEL_SUBSCRIPTION_MOVED_IN = "omnichannel_subscription_moved_in"
+    OMNICHANNEL_TRANSACTION_CREATED = "omnichannel_transaction_created"
     PLAN_CREATED = "plan_created"
     PLAN_UPDATED = "plan_updated"
     PLAN_DELETED = "plan_deleted"
@@ -741,6 +742,7 @@ class Gateway(Enum):
     SOLIDGATE = "solidgate"
     PAYSTACK = "paystack"
     JP_MORGAN = "jp_morgan"
+    DEUTSCHE_BANK = "deutsche_bank"
     GOCARDLESS = "gocardless"
     NOT_APPLICABLE = "not_applicable"
 
diff --git a/chargebee/models/invoice/operations.py b/chargebee/models/invoice/operations.py
index d3e2d19..62423bc 100644
--- a/chargebee/models/invoice/operations.py
+++ b/chargebee/models/invoice/operations.py
@@ -223,6 +223,7 @@ class LineItemAddress(TypedDict):
     class Discount(TypedDict):
         amount: Required[int]
         description: NotRequired[str]
+        line_item_id: NotRequired[str]
         entity_type: Required["Invoice.DiscountEntityType"]
         discount_type: NotRequired["Invoice.DiscountDiscountType"]
         entity_id: NotRequired[str]
@@ -245,6 +246,17 @@ class LinkedPayment(TypedDict):
         txn_date: NotRequired[int]
         txn_amount: NotRequired[int]
 
+    class ReferenceTransaction(TypedDict):
+        applied_amount: Required[int]
+        applied_at: Required[int]
+        txn_id: Required[str]
+        txn_status: NotRequired["transaction.Transaction.Status"]
+        txn_date: NotRequired[int]
+        txn_amount: NotRequired[int]
+        txn_type: Required["Invoice.TxnType"]
+        amount_capturable: Required[int]
+        authorization_reason: NotRequired["Invoice.AuthorizationReason"]
+
     class DunningAttempt(TypedDict):
         attempt: Required[int]
         transaction_id: NotRequired[str]
@@ -663,6 +675,7 @@ class ImportInvoiceLineItemTierParams(TypedDict):
         unit_amount_in_decimal: NotRequired[str]
 
     class ImportInvoiceDiscountParams(TypedDict):
+        line_item_id: NotRequired[str]
         entity_type: Required["Invoice.DiscountEntityType"]
         entity_id: NotRequired[str]
         description: NotRequired[str]
diff --git a/chargebee/models/invoice/responses.py b/chargebee/models/invoice/responses.py
index 2583bdb..b196a1a 100644
--- a/chargebee/models/invoice/responses.py
+++ b/chargebee/models/invoice/responses.py
@@ -125,6 +125,7 @@ class DiscountResponse(Model):
     raw_data: Dict[Any, Any] = None
     amount: int = None
     description: str = None
+    line_item_id: str = None
     entity_type: str = None
     discount_type: str = None
     entity_id: str = None
@@ -157,6 +158,20 @@ class LinkedPaymentResponse(Model):
     txn_amount: int = None
 
 
+@dataclass
+class ReferenceTransactionResponse(Model):
+    raw_data: Dict[Any, Any] = None
+    applied_amount: int = None
+    applied_at: int = None
+    txn_id: str = None
+    txn_status: str = None
+    txn_date: int = None
+    txn_amount: int = None
+    txn_type: str = None
+    amount_capturable: int = None
+    authorization_reason: str = None
+
+
 @dataclass
 class DunningAttemptResponse(Model):
     raw_data: Dict[Any, Any] = None
@@ -339,6 +354,7 @@ class InvoiceResponse(Model):
     taxes: List[TaxResponse] = None
     tax_origin: TaxOriginResponse = None
     linked_payments: List[LinkedPaymentResponse] = None
+    reference_transactions: List[ReferenceTransactionResponse] = None
     dunning_attempts: List[DunningAttemptResponse] = None
     applied_credits: List[AppliedCreditResponse] = None
     adjustment_credit_notes: List[AdjustmentCreditNoteResponse] = None
diff --git a/chargebee/models/invoice_estimate/operations.py b/chargebee/models/invoice_estimate/operations.py
index 1304063..f022134 100644
--- a/chargebee/models/invoice_estimate/operations.py
+++ b/chargebee/models/invoice_estimate/operations.py
@@ -139,6 +139,7 @@ class LineItemAddress(TypedDict):
     class Discount(TypedDict):
         amount: Required[int]
         description: NotRequired[str]
+        line_item_id: NotRequired[str]
         entity_type: Required["InvoiceEstimate.DiscountEntityType"]
         discount_type: NotRequired["InvoiceEstimate.DiscountDiscountType"]
         entity_id: NotRequired[str]
diff --git a/chargebee/models/invoice_estimate/responses.py b/chargebee/models/invoice_estimate/responses.py
index bdd15f2..fdcb203 100644
--- a/chargebee/models/invoice_estimate/responses.py
+++ b/chargebee/models/invoice_estimate/responses.py
@@ -112,6 +112,7 @@ class DiscountResponse(Model):
     raw_data: Dict[Any, Any] = None
     amount: int = None
     description: str = None
+    line_item_id: str = None
     entity_type: str = None
     discount_type: str = None
     entity_id: str = None
diff --git a/chargebee/models/payment_intent/operations.py b/chargebee/models/payment_intent/operations.py
index c30a0c7..e8154c3 100644
--- a/chargebee/models/payment_intent/operations.py
+++ b/chargebee/models/payment_intent/operations.py
@@ -57,6 +57,30 @@ class PaymentAttemptStatus(Enum):
         def __str__(self):
             return self.value
 
+    class PaymentAttemptStatus(Enum):
+        INITED = "inited"
+        REQUIRES_IDENTIFICATION = "requires_identification"
+        REQUIRES_CHALLENGE = "requires_challenge"
+        REQUIRES_REDIRECTION = "requires_redirection"
+        AUTHORIZED = "authorized"
+        REFUSED = "refused"
+        PENDING_AUTHORIZATION = "pending_authorization"
+
+        def __str__(self):
+            return self.value
+
+    class PaymentAttempt(TypedDict):
+        id: NotRequired[str]
+        status: Required["PaymentIntent.PaymentAttemptStatus"]
+        payment_method_type: NotRequired["PaymentIntent.PaymentMethodType"]
+        id_at_gateway: NotRequired[str]
+        error_code: NotRequired[str]
+        error_text: NotRequired[str]
+        checkout_details: NotRequired[str]
+        created_at: Required[int]
+        modified_at: Required[int]
+        error_detail: NotRequired[gateway_error_detail.GatewayErrorDetailResponse]
+
     class PaymentAttempt(TypedDict):
         id: NotRequired[str]
         status: Required["PaymentIntent.PaymentAttemptStatus"]
@@ -64,6 +88,7 @@ class PaymentAttempt(TypedDict):
         id_at_gateway: NotRequired[str]
         error_code: NotRequired[str]
         error_text: NotRequired[str]
+        checkout_details: NotRequired[str]
         created_at: Required[int]
         modified_at: Required[int]
         error_detail: NotRequired[gateway_error_detail.GatewayErrorDetailResponse]
diff --git a/chargebee/models/payment_intent/responses.py b/chargebee/models/payment_intent/responses.py
index 8587736..4f9e2f6 100644
--- a/chargebee/models/payment_intent/responses.py
+++ b/chargebee/models/payment_intent/responses.py
@@ -14,6 +14,22 @@ class PaymentAttemptResponse(Model):
     id_at_gateway: str = None
     error_code: str = None
     error_text: str = None
+    checkout_details: str = None
+    created_at: int = None
+    modified_at: int = None
+    error_detail: gateway_error_detail.GatewayErrorDetailResponse = None
+
+
+@dataclass
+class PaymentAttemptResponse(Model):
+    raw_data: Dict[Any, Any] = None
+    id: str = None
+    status: str = None
+    payment_method_type: str = None
+    id_at_gateway: str = None
+    error_code: str = None
+    error_text: str = None
+    checkout_details: str = None
     created_at: int = None
     modified_at: int = None
     error_detail: gateway_error_detail.GatewayErrorDetailResponse = None
@@ -39,6 +55,7 @@ class PaymentIntentResponse(Model):
     customer_id: str = None
     gateway: str = None
     active_payment_attempt: PaymentAttemptResponse = None
+    payment_attempts: List[PaymentAttemptResponse] = None
     business_entity_id: str = None
 
 
diff --git a/chargebee/models/quote/operations.py b/chargebee/models/quote/operations.py
index ad2b91b..17c5058 100644
--- a/chargebee/models/quote/operations.py
+++ b/chargebee/models/quote/operations.py
@@ -142,6 +142,7 @@ class LineItemTax(TypedDict):
     class Discount(TypedDict):
         amount: Required[int]
         description: NotRequired[str]
+        line_item_id: NotRequired[str]
         entity_type: Required["Quote.DiscountEntityType"]
         discount_type: NotRequired["Quote.DiscountDiscountType"]
         entity_id: NotRequired[str]
diff --git a/chargebee/models/quote/responses.py b/chargebee/models/quote/responses.py
index 3b01564..ed130bb 100644
--- a/chargebee/models/quote/responses.py
+++ b/chargebee/models/quote/responses.py
@@ -98,6 +98,7 @@ class DiscountResponse(Model):
     raw_data: Dict[Any, Any] = None
     amount: int = None
     description: str = None
+    line_item_id: str = None
     entity_type: str = None
     discount_type: str = None
     entity_id: str = None
diff --git a/chargebee/models/quote_line_group/operations.py b/chargebee/models/quote_line_group/operations.py
index 12f2bd1..c0bfbac 100644
--- a/chargebee/models/quote_line_group/operations.py
+++ b/chargebee/models/quote_line_group/operations.py
@@ -115,6 +115,7 @@ class LineItemTax(TypedDict):
     class Discount(TypedDict):
         amount: Required[int]
         description: NotRequired[str]
+        line_item_id: NotRequired[str]
         entity_type: Required["QuoteLineGroup.DiscountEntityType"]
         discount_type: NotRequired["QuoteLineGroup.DiscountDiscountType"]
         entity_id: NotRequired[str]
diff --git a/chargebee/models/quote_line_group/responses.py b/chargebee/models/quote_line_group/responses.py
index 834c541..8d2e46d 100644
--- a/chargebee/models/quote_line_group/responses.py
+++ b/chargebee/models/quote_line_group/responses.py
@@ -68,6 +68,7 @@ class DiscountResponse(Model):
     raw_data: Dict[Any, Any] = None
     amount: int = None
     description: str = None
+    line_item_id: str = None
     entity_type: str = None
     discount_type: str = None
     entity_id: str = None
diff --git a/chargebee/models/transaction/operations.py b/chargebee/models/transaction/operations.py
index 2755863..ffddf3b 100644
--- a/chargebee/models/transaction/operations.py
+++ b/chargebee/models/transaction/operations.py
@@ -49,6 +49,7 @@ def __str__(self):
     class AuthorizationReason(Enum):
         BLOCKING_FUNDS = "blocking_funds"
         VERIFICATION = "verification"
+        SCHEDULED_CAPTURE = "scheduled_capture"
 
         def __str__(self):
             return self.value
diff --git a/chargebee/version.py b/chargebee/version.py
index 671c282..2edc062 100644
--- a/chargebee/version.py
+++ b/chargebee/version.py
@@ -1 +1 @@
-VERSION = "3.12.2"
+VERSION = "3.13.0"