diff --git a/src/tests/verify-plain-webhook.test.ts b/src/tests/verify-plain-webhook.test.ts
index 21ed065..746e2b8 100644
--- a/src/tests/verify-plain-webhook.test.ts
+++ b/src/tests/verify-plain-webhook.test.ts
@@ -50,7 +50,7 @@ describe('verifyPlainWebhook', () => {
   it('returns an error when the signature matches but the timestamp is too far in the past', () => {
     const result = verifyPlainWebhook(
       JSON.stringify(threadCreatedPayload),
-      '3d8627428b7dd12c590c963d3522b07800de718a08704a52cd45e20a14f95f75',
+      'ae0d54c966dea1056b6ced04d1bafc3358af592469b5fd55553dcb036b58a1ef',
       'secret'
     );
 
@@ -66,7 +66,7 @@ describe('verifyPlainWebhook', () => {
 
     const result = verifyPlainWebhook(
       JSON.stringify(threadCreatedPayload),
-      '3d8627428b7dd12c590c963d3522b07800de718a08704a52cd45e20a14f95f75',
+      'ae0d54c966dea1056b6ced04d1bafc3358af592469b5fd55553dcb036b58a1ef',
       'secret'
     );
 
@@ -99,7 +99,7 @@ describe('verifyPlainWebhook', () => {
 
     const result = verifyPlainWebhook(
       JSON.stringify(invalidPayload),
-      '1c526c694a3e2f25ebfec5daa642101e2ce9618a84a1515d04f85b5e714910d8',
+      '5656d05d265cea83d60afe94b440eff2ef403a8d77f6bf5483e5e83f3e5b1499',
       'secret'
     );
 
diff --git a/src/tests/webhook-payloads/customer-created.ts b/src/tests/webhook-payloads/customer-created.ts
index ec99d68..224f64d 100644
--- a/src/tests/webhook-payloads/customer-created.ts
+++ b/src/tests/webhook-payloads/customer-created.ts
@@ -31,7 +31,7 @@ export default {
   id: 'pEv_01HD44FHDPMZ3YJB5GEB1EZKQV',
   webhookMetadata: {
     webhookTargetId: 'whTarget_01HD4400VTDJQ646V6RY37SR7K',
-    webhookTargetVersion: '2025-08-06',
+    webhookTargetVersion: '2026-02-27',
     webhookDeliveryAttemptId: 'whAttempt_01HD44FJ45FJKVFHM3MDVYPGRS',
     webhookDeliveryAttemptNumber: 1,
     webhookDeliveryAttemptTimestamp: '2023-10-19T14:12:25.861Z',
diff --git a/src/tests/webhook-payloads/email-received.ts b/src/tests/webhook-payloads/email-received.ts
index ebe714f..30fe3aa 100644
--- a/src/tests/webhook-payloads/email-received.ts
+++ b/src/tests/webhook-payloads/email-received.ts
@@ -106,7 +106,7 @@ export default {
   id: 'pEv_01HR9W91EMR655WS6VC2867D3C',
   webhookMetadata: {
     webhookTargetId: 'whTarget_01HR9VYX2GYKX1XCTFXRG1K3MX',
-    webhookTargetVersion: '2025-08-06',
+    webhookTargetVersion: '2026-02-27',
     webhookDeliveryAttemptId: 'whAttempt_01HR9W92RSJZA4011XDNHJ5VK7',
     webhookDeliveryAttemptNumber: 1,
     webhookDeliveryAttemptTimestamp: '2024-03-06T12:37:11.577Z',
diff --git a/src/tests/webhook-payloads/invalid.ts b/src/tests/webhook-payloads/invalid.ts
index 4ca8c1a..4936b79 100644
--- a/src/tests/webhook-payloads/invalid.ts
+++ b/src/tests/webhook-payloads/invalid.ts
@@ -48,7 +48,7 @@ export default {
   id: 'pEv_01HR9W25SFVMS2Y4Q8W75M86G4',
   webhookMetadata: {
     webhookTargetId: 'whTarget_01HR9VYX2GYKX1XCTFXRG1K3MX',
-    webhookTargetVersion: '2025-08-06',
+    webhookTargetVersion: '2026-02-27',
     webhookDeliveryAttemptId: 'whAttempt_01HR9W26906XCJ64JQZG8RJCCQ',
     webhookDeliveryAttemptNumber: 1,
     webhookDeliveryAttemptTimestamp: '2024-03-06T12:33:25.792Z',
diff --git a/src/tests/webhook-payloads/thread-assignment-transitioned.ts b/src/tests/webhook-payloads/thread-assignment-transitioned.ts
index c857f17..d6c7b32 100644
--- a/src/tests/webhook-payloads/thread-assignment-transitioned.ts
+++ b/src/tests/webhook-payloads/thread-assignment-transitioned.ts
@@ -134,7 +134,7 @@ export default {
   id: 'pEv_01HR9W4K5QEVAFQSYCKN2D8198',
   webhookMetadata: {
     webhookTargetId: 'whTarget_01HR9VYX2GYKX1XCTFXRG1K3MX',
-    webhookTargetVersion: '2025-08-06',
+    webhookTargetVersion: '2026-02-27',
     webhookDeliveryAttemptId: 'whAttempt_01HR9W4KV3RHX435FPZJ46P5WY',
     webhookDeliveryAttemptNumber: 1,
     webhookDeliveryAttemptTimestamp: '2024-03-06T12:34:45.219Z',
diff --git a/src/tests/webhook-payloads/thread-created.ts b/src/tests/webhook-payloads/thread-created.ts
index a5c4d75..9e50dd1 100644
--- a/src/tests/webhook-payloads/thread-created.ts
+++ b/src/tests/webhook-payloads/thread-created.ts
@@ -67,7 +67,7 @@ export default {
   id: 'pEv_01HD44FHHJ0YABSNGKWMG3CJ5J',
   webhookMetadata: {
     webhookTargetId: 'whTarget_01HD4400VTDJQ646V6RY37SR7K',
-    webhookTargetVersion: '2025-08-06',
+    webhookTargetVersion: '2026-02-27',
     webhookDeliveryAttemptId: 'whAttempt_01HD44FJASQM23MNHYDYPAXEG8',
     webhookDeliveryAttemptNumber: 1,
     webhookDeliveryAttemptTimestamp: '2023-10-19T14:12:26.073Z',
diff --git a/src/tests/webhook-payloads/thread-status-transitioned.ts b/src/tests/webhook-payloads/thread-status-transitioned.ts
index 6d58a12..2f1affc 100644
--- a/src/tests/webhook-payloads/thread-status-transitioned.ts
+++ b/src/tests/webhook-payloads/thread-status-transitioned.ts
@@ -115,7 +115,7 @@ export default {
   id: 'pEv_01HR9W25SFVMS2Y4Q8W75M86G4',
   webhookMetadata: {
     webhookTargetId: 'whTarget_01HR9VYX2GYKX1XCTFXRG1K3MX',
-    webhookTargetVersion: '2025-08-06',
+    webhookTargetVersion: '2026-02-27',
     webhookDeliveryAttemptId: 'whAttempt_01HR9W26906XCJ64JQZG8RJCCQ',
     webhookDeliveryAttemptNumber: 1,
     webhookDeliveryAttemptTimestamp: '2024-03-06T12:33:25.792Z',
diff --git a/src/webhooks/webhook-schema.json b/src/webhooks/webhook-schema.json
index 538ce32..0376a3b 100644
--- a/src/webhooks/webhook-schema.json
+++ b/src/webhooks/webhook-schema.json
@@ -127,6 +127,7 @@
         "thread.thread_field_updated",
         "thread.thread_field_deleted",
         "thread.service_level_agreement_status_transitioned",
+        "thread.thread_tenant_updated",
         "customer.customer_created",
         "customer.customer_updated",
         "customer.customer_deleted",
@@ -172,6 +173,42 @@
       "type": "string",
       "format": "date-time"
     },
+    "nullableString": {
+      "type": [
+        "string",
+        "null"
+      ]
+    },
+    "nullableDatetime": {
+      "anyOf": [
+        {
+          "$ref": "#/definitions/datetime"
+        },
+        {
+          "type": "null"
+        }
+      ]
+    },
+    "nullableActor": {
+      "anyOf": [
+        {
+          "$ref": "#/definitions/actor"
+        },
+        {
+          "type": "null"
+        }
+      ]
+    },
+    "nullableInternalActor": {
+      "anyOf": [
+        {
+          "$ref": "#/definitions/internalActor"
+        },
+        {
+          "type": "null"
+        }
+      ]
+    },
     "userActor": {
       "type": "object",
       "properties": {
@@ -306,6 +343,7 @@
             "ONLINE",
             "OFFLINE",
             "BREAK",
+            "AWAY",
             "UNKNOWN_USER_STATUS"
           ]
         },
@@ -325,24 +363,10 @@
           "$ref": "#/definitions/internalActor"
         },
         "deletedAt": {
-          "anyOf": [
-            {
-              "$ref": "#/definitions/datetime"
-            },
-            {
-              "type": "null"
-            }
-          ]
+          "$ref": "#/definitions/nullableDatetime"
         },
         "deletedBy": {
-          "anyOf": [
-            {
-              "$ref": "#/definitions/internalActor"
-            },
-            {
-              "type": "null"
-            }
-          ]
+          "$ref": "#/definitions/nullableInternalActor"
         }
       },
       "required": [
@@ -392,24 +416,10 @@
           "$ref": "#/definitions/internalActor"
         },
         "deletedAt": {
-          "anyOf": [
-            {
-              "$ref": "#/definitions/datetime"
-            },
-            {
-              "type": "null"
-            }
-          ]
+          "$ref": "#/definitions/nullableDatetime"
         },
         "deletedBy": {
-          "anyOf": [
-            {
-              "$ref": "#/definitions/internalActor"
-            },
-            {
-              "type": "null"
-            }
-          ]
+          "$ref": "#/definitions/nullableInternalActor"
         }
       },
       "required": [
@@ -637,10 +647,7 @@
           "minLength": 1
         },
         "fileExtension": {
-          "type": [
-            "string",
-            "null"
-          ]
+          "$ref": "#/definitions/nullableString"
         },
         "createdAt": {
           "$ref": "#/definitions/datetime"
@@ -959,10 +966,7 @@
           "$ref": "#/definitions/attachment/properties/fileMimeType"
         },
         "fileExtension": {
-          "type": [
-            "string",
-            "null"
-          ]
+          "$ref": "#/definitions/nullableString"
         },
         "createdAt": {
           "$ref": "#/definitions/datetime"
@@ -1011,10 +1015,7 @@
           "$ref": "#/definitions/attachment/properties/fileMimeType"
         },
         "fileExtension": {
-          "type": [
-            "string",
-            "null"
-          ]
+          "$ref": "#/definitions/nullableString"
         },
         "createdAt": {
           "$ref": "#/definitions/datetime"
@@ -1063,10 +1064,7 @@
           "$ref": "#/definitions/attachment/properties/fileMimeType"
         },
         "fileExtension": {
-          "type": [
-            "string",
-            "null"
-          ]
+          "$ref": "#/definitions/nullableString"
         },
         "createdAt": {
           "$ref": "#/definitions/datetime"
@@ -1573,6 +1571,22 @@
             }
           ]
         },
+        "externalId": {
+          "anyOf": [
+            {
+              "type": "string",
+              "maxLength": 500
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null
+        },
+        "isExcludedFromAi": {
+          "type": "boolean",
+          "default": false
+        },
         "createdAt": {
           "$ref": "#/definitions/datetime"
         },
@@ -1694,10 +1708,27 @@
     "threadPriority": {
       "type": "number"
     },
+    "threadPriorityFilter": {
+      "type": "array",
+      "items": {
+        "$ref": "#/definitions/threadPriority"
+      },
+      "minItems": 1
+    },
     "threadAssignee": {
       "anyOf": [
         {
-          "$ref": "#/definitions/componentRowContent/anyOf/0"
+          "type": "object",
+          "properties": {
+            "type": {
+              "type": "string",
+              "const": "UNKNOWN"
+            }
+          },
+          "required": [
+            "type"
+          ],
+          "additionalProperties": true
         },
         {
           "$ref": "#/definitions/user"
@@ -1779,7 +1810,17 @@
     "threadStatusDetail": {
       "anyOf": [
         {
-          "$ref": "#/definitions/componentRowContent/anyOf/0"
+          "type": "object",
+          "properties": {
+            "type": {
+              "type": "string",
+              "const": "UNKNOWN"
+            }
+          },
+          "required": [
+            "type"
+          ],
+          "additionalProperties": true
         },
         {
           "type": "object",
@@ -1962,6 +2003,9 @@
             "STRING",
             "BOOL",
             "ENUM",
+            "NUMBER",
+            "CURRENCY",
+            "DATE",
             "UNKNOWN_THREAD_FIELD_SCHEMA_TYPE"
           ]
         },
@@ -1977,6 +2021,20 @@
             "null"
           ]
         },
+        "numberValue": {
+          "type": [
+            "number",
+            "null"
+          ],
+          "default": null
+        },
+        "dateValue": {
+          "type": [
+            "string",
+            "null"
+          ],
+          "default": null
+        },
         "createdAt": {
           "$ref": "#/definitions/datetime"
         },
@@ -2201,7 +2259,7 @@
         "text": {
           "type": "string",
           "minLength": 1,
-          "maxLength": 5000
+          "maxLength": 10000
         },
         "markdown": {
           "anyOf": [
@@ -2621,7 +2679,17 @@
     "serviceLevelAgreement": {
       "anyOf": [
         {
-          "$ref": "#/definitions/componentRowContent/anyOf/0"
+          "type": "object",
+          "properties": {
+            "type": {
+              "type": "string",
+              "const": "UNKNOWN"
+            }
+          },
+          "required": [
+            "type"
+          ],
+          "additionalProperties": true
         },
         {
           "type": "object",
@@ -2636,10 +2704,7 @@
               "type": "boolean"
             },
             "threadPriorityFilter": {
-              "type": "array",
-              "items": {
-                "$ref": "#/definitions/threadPriority"
-              }
+              "$ref": "#/definitions/threadPriorityFilter"
             },
             "createdAt": {
               "$ref": "#/definitions/datetime"
@@ -2688,10 +2753,7 @@
               "$ref": "#/definitions/serviceLevelAgreement/anyOf/1/properties/useBusinessHoursOnly"
             },
             "threadPriorityFilter": {
-              "type": "array",
-              "items": {
-                "$ref": "#/definitions/threadPriority"
-              }
+              "$ref": "#/definitions/threadPriorityFilter"
             },
             "createdAt": {
               "$ref": "#/definitions/datetime"
@@ -3044,7 +3106,8 @@
         "customer",
         "previousCustomer"
       ],
-      "additionalProperties": true
+      "additionalProperties": true,
+      "description": "A customer has been created or updated"
     },
     "timelineEntryChangedPayload": {
       "type": "object",
@@ -3061,7 +3124,8 @@
             {
               "type": "null"
             }
-          ]
+          ],
+          "description": "null if changeType=ADDED"
         },
         "timelineEntry": {
           "anyOf": [
@@ -3071,7 +3135,8 @@
             {
               "type": "null"
             }
-          ]
+          ],
+          "description": "null if changeType=REMOVED"
         },
         "changeType": {
           "type": "string",
@@ -3088,7 +3153,8 @@
         "timelineEntry",
         "changeType"
       ],
-      "additionalProperties": true
+      "additionalProperties": true,
+      "description": "A timeline entry has been added, updated or removed"
     },
     "webhookMetadata": {
       "type": "object",
@@ -3098,7 +3164,7 @@
         },
         "webhookTargetVersion": {
           "type": "string",
-          "const": "2025-08-06"
+          "const": "2026-02-27"
         },
         "webhookDeliveryAttemptId": {
           "$ref": "#/definitions/id"
@@ -3332,7 +3398,11 @@
           "const": "thread.thread_labels_changed"
         },
         "changeType": {
-          "$ref": "#/definitions/customerGroupMembershipsChangedPayload/properties/changeType"
+          "type": "string",
+          "enum": [
+            "ADDED",
+            "REMOVED"
+          ]
         },
         "thread": {
           "$ref": "#/definitions/thread"
@@ -3501,7 +3571,7 @@
             "text": {
               "type": "string",
               "minLength": 1,
-              "maxLength": 5000
+              "maxLength": 10000
             },
             "markdown": {
               "anyOf": [
@@ -3528,24 +3598,10 @@
               "$ref": "#/definitions/internalActor"
             },
             "deletedAt": {
-              "anyOf": [
-                {
-                  "$ref": "#/definitions/datetime"
-                },
-                {
-                  "type": "null"
-                }
-              ]
+              "$ref": "#/definitions/nullableDatetime"
             },
             "deletedBy": {
-              "anyOf": [
-                {
-                  "$ref": "#/definitions/internalActor"
-                },
-                {
-                  "type": "null"
-                }
-              ]
+              "$ref": "#/definitions/nullableInternalActor"
             }
           },
           "required": [
@@ -3648,6 +3704,15 @@
           "type": "string",
           "const": "thread.slack_message_updated"
         },
+        "changeType": {
+          "type": "string",
+          "enum": [
+            "MESSAGE_EDITED",
+            "MESSAGE_DELETED",
+            "REACTIONS_CHANGED",
+            "UNKNOWN_SLACK_MESSAGE_CHANGE_TYPE"
+          ]
+        },
         "thread": {
           "$ref": "#/definitions/thread"
         },
@@ -3657,6 +3722,7 @@
       },
       "required": [
         "eventType",
+        "changeType",
         "thread",
         "slackMessage"
       ],
@@ -3782,7 +3848,8 @@
         "eventType",
         "customer"
       ],
-      "additionalProperties": true
+      "additionalProperties": true,
+      "description": "A customer has been created"
     },
     "customerUpdatedPublicEventPayload": {
       "type": "object",
@@ -3803,7 +3870,8 @@
         "customer",
         "previousCustomer"
       ],
-      "additionalProperties": true
+      "additionalProperties": true,
+      "description": "A customer has been updated"
     },
     "customerDeletedPublicEventPayload": {
       "type": "object",
@@ -3820,7 +3888,8 @@
         "eventType",
         "previousCustomer"
       ],
-      "additionalProperties": true
+      "additionalProperties": true,
+      "description": "A customer has been deleted"
     }
   },
   "$schema": "http://json-schema.org/draft-07/schema#"
diff --git a/src/webhooks/webhook-schema.ts b/src/webhooks/webhook-schema.ts
index d537780..8ddefdc 100644
--- a/src/webhooks/webhook-schema.ts
+++ b/src/webhooks/webhook-schema.ts
@@ -25,6 +25,7 @@ export type Actor =
   | MachineUserActor
   | SystemActor
   | CustomerActor;
+export type NullableString = string | null;
 export type EmailActor =
   | {
       actorType: "UNKNOWN";
@@ -182,6 +183,8 @@ export type ThreadAssignee =
       id: string;
       [k: string]: unknown;
     };
+export type NullableDatetime = Datetime | null;
+export type NullableInternalActor = InternalActor | null;
 export type ServiceLevelAgreement =
   | {
       type: "UNKNOWN";
@@ -191,7 +194,7 @@ export type ServiceLevelAgreement =
       id: Id;
       tier: Tier;
       useBusinessHoursOnly: boolean;
-      threadPriorityFilter: ThreadPriority[];
+      threadPriorityFilter: ThreadPriorityFilter;
       createdAt: Datetime;
       createdBy: InternalActor;
       updatedAt: Datetime;
@@ -204,7 +207,7 @@ export type ServiceLevelAgreement =
       id: Id;
       tier: Tier;
       useBusinessHoursOnly: boolean;
-      threadPriorityFilter: ThreadPriority[];
+      threadPriorityFilter: ThreadPriorityFilter;
       createdAt: Datetime;
       createdBy: InternalActor;
       updatedAt: Datetime;
@@ -213,6 +216,10 @@ export type ServiceLevelAgreement =
       nextResponseTimeMinutes: number;
       [k: string]: unknown;
     };
+/**
+ * @minItems 1
+ */
+export type ThreadPriorityFilter = [ThreadPriority, ...ThreadPriority[]];
 export type ServiceLevelAgreementStatusDetail =
   | {
       status: "UNKNOWN";
@@ -310,6 +317,7 @@ export interface WebhooksSchemaDefinition {
     | "thread.thread_field_updated"
     | "thread.thread_field_deleted"
     | "thread.service_level_agreement_status_transitioned"
+    | "thread.thread_tenant_updated"
     | "customer.customer_created"
     | "customer.customer_updated"
     | "customer.customer_deleted"
@@ -320,6 +328,9 @@ export interface WebhooksSchemaDefinition {
   webhookMetadata: WebhookMetadata;
   [k: string]: unknown;
 }
+/**
+ * A customer has been created or updated
+ */
 export interface CustomerChangedPayload {
   changeType: "ADDED" | "UPDATED";
   eventType: "customer.customer_changed";
@@ -397,9 +408,18 @@ export interface CustomerGroupMembershipsChangedPayload {
   previousCustomer: Customer;
   [k: string]: unknown;
 }
+/**
+ * A timeline entry has been added, updated or removed
+ */
 export interface TimelineEntryChangedPayload {
   eventType: "timeline.timeline_entry_changed";
+  /**
+   * null if changeType=ADDED
+   */
   previousTimelineEntry: TimelineEntry | null;
+  /**
+   * null if changeType=REMOVED
+   */
   timelineEntry: TimelineEntry | null;
   changeType: "ADDED" | "UPDATED" | "REMOVED";
   [k: string]: unknown;
@@ -441,7 +461,7 @@ export interface ChatEntryAttachment {
   fileName: string;
   fileSizeBytes: number;
   fileMimeType: string;
-  fileExtension: string | null;
+  fileExtension: NullableString;
   createdAt: Datetime;
   createdBy: Actor;
   updatedAt: Datetime;
@@ -480,7 +500,7 @@ export interface EmailEntryAttachment {
   fileName: string;
   fileSizeBytes: number;
   fileMimeType: string;
-  fileExtension: string | null;
+  fileExtension: NullableString;
   createdAt: Datetime;
   createdBy: Actor;
   updatedAt: Datetime;
@@ -556,7 +576,7 @@ export interface CustomEntryAttachment {
   fileName: string;
   fileSizeBytes: number;
   fileMimeType: string;
-  fileExtension: string | null;
+  fileExtension: NullableString;
   createdAt: Datetime;
   createdBy: Actor;
   updatedAt: Datetime;
@@ -600,14 +620,14 @@ export interface User {
   email: EmailAddress;
   fullName: string;
   publicName: string;
-  status: "ONLINE" | "OFFLINE" | "BREAK" | "UNKNOWN_USER_STATUS";
+  status: "ONLINE" | "OFFLINE" | "BREAK" | "AWAY" | "UNKNOWN_USER_STATUS";
   statusChangedAt: Datetime;
   createdAt: Datetime;
   createdBy: InternalActor;
   updatedAt: Datetime;
   updatedBy: InternalActor;
-  deletedAt: Datetime | null;
-  deletedBy: InternalActor | null;
+  deletedAt: NullableDatetime;
+  deletedBy: NullableInternalActor;
   [k: string]: unknown;
 }
 export interface MachineUser {
@@ -619,8 +639,8 @@ export interface MachineUser {
   createdBy: InternalActor;
   updatedAt: Datetime;
   updatedBy: InternalActor;
-  deletedAt: Datetime | null;
-  deletedBy: InternalActor | null;
+  deletedAt: NullableDatetime;
+  deletedBy: NullableInternalActor;
   [k: string]: unknown;
 }
 export interface Label {
@@ -639,6 +659,8 @@ export interface LabelType {
   isArchived?: boolean;
   archivedAt: Datetime | null;
   archivedBy: InternalActor | null;
+  externalId?: string | null;
+  isExcludedFromAi?: boolean;
   createdAt: Datetime;
   createdBy: InternalActor;
   updatedAt: Datetime;
@@ -698,7 +720,7 @@ export interface Attachment {
   fileName: string;
   fileSizeBytes: number;
   fileMimeType: string;
-  fileExtension: string | null;
+  fileExtension: NullableString;
   createdAt: Datetime;
   createdBy: Actor;
   updatedAt: Datetime;
@@ -799,9 +821,11 @@ export interface ThreadField {
   id: Id;
   threadId: Id;
   key: string;
-  type: "STRING" | "BOOL" | "ENUM" | "UNKNOWN_THREAD_FIELD_SCHEMA_TYPE";
+  type: "STRING" | "BOOL" | "ENUM" | "NUMBER" | "CURRENCY" | "DATE" | "UNKNOWN_THREAD_FIELD_SCHEMA_TYPE";
   stringValue: string | null;
   booleanValue: boolean | null;
+  numberValue?: number | null;
+  dateValue?: string | null;
   createdAt: Datetime;
   createdBy: Actor;
   updatedAt: Datetime;
@@ -860,17 +884,26 @@ export interface Tier {
   updatedBy: InternalActor;
   [k: string]: unknown;
 }
+/**
+ * A customer has been created
+ */
 export interface CustomerCreatedPublicEventPayload {
   eventType: "customer.customer_created";
   customer: Customer;
   [k: string]: unknown;
 }
+/**
+ * A customer has been updated
+ */
 export interface CustomerUpdatedPublicEventPayload {
   eventType: "customer.customer_updated";
   customer: Customer;
   previousCustomer: Customer;
   [k: string]: unknown;
 }
+/**
+ * A customer has been deleted
+ */
 export interface CustomerDeletedPublicEventPayload {
   eventType: "customer.customer_deleted";
   previousCustomer: Customer;
@@ -888,8 +921,8 @@ export interface ThreadNoteCreatedEventPayload {
     createdBy: InternalActor;
     updatedAt: Datetime;
     updatedBy: InternalActor;
-    deletedAt: Datetime | null;
-    deletedBy: InternalActor | null;
+    deletedAt: NullableDatetime;
+    deletedBy: NullableInternalActor;
     [k: string]: unknown;
   };
   [k: string]: unknown;
@@ -902,6 +935,7 @@ export interface ThreadChatReceivedPublicEventPayload {
 }
 export interface ThreadSlackMessageUpdatedEventPayload {
   eventType: "thread.slack_message_updated";
+  changeType: "MESSAGE_EDITED" | "MESSAGE_DELETED" | "REACTIONS_CHANGED" | "UNKNOWN_SLACK_MESSAGE_CHANGE_TYPE";
   thread: Thread;
   slackMessage: SlackMessage;
   [k: string]: unknown;
@@ -944,7 +978,7 @@ export interface ThreadDiscordMessageUpdatedEventPayload {
 }
 export interface WebhookMetadata {
   webhookTargetId: Id;
-  webhookTargetVersion: "2025-08-06";
+  webhookTargetVersion: "2026-02-27";
   webhookDeliveryAttemptId: Id;
   webhookDeliveryAttemptNumber: number;
   webhookDeliveryAttemptTimestamp: Datetime;