diff --git a/src/foxops_client/client_async.py b/src/foxops_client/client_async.py
index 837175a..576c48a 100644
--- a/src/foxops_client/client_async.py
+++ b/src/foxops_client/client_async.py
@@ -10,7 +10,7 @@
     IncarnationDoesNotExistError,
 )
 from foxops_client.retries import default_retry
-from foxops_client.types import Incarnation, IncarnationWithDetails
+from foxops_client.types import Incarnation, IncarnationWithDetails, TemplateData
 
 
 class AsyncFoxopsClient:
@@ -103,7 +103,7 @@ async def patch_incarnation(
         incarnation_id: int,
         automerge: bool,
         requested_version: str | None = None,
-        requested_data: dict[str, Any] | None = None,
+        requested_data: TemplateData | None = None,
     ):
         data: dict[str, Any] = {
             "automerge": automerge,
@@ -132,15 +132,15 @@ async def put_incarnation(
         incarnation_id: int,
         automerge: bool,
         template_repository_version: str,
-        template_data: dict[str, Any],
+        template_data: TemplateData,
     ) -> IncarnationWithDetails:
-        data: dict[str, Any] = {
+        request: dict[str, Any] = {
             "automerge": automerge,
             "template_repository_version": template_repository_version,
             "template_data": template_data,
         }
 
-        resp = await self.retry_function(self.client.put)(f"/api/incarnations/{incarnation_id}", json=data)
+        resp = await self.retry_function(self.client.put)(f"/api/incarnations/{incarnation_id}", json=request)
 
         match resp.status_code:
             case httpx.codes.OK:
@@ -159,7 +159,7 @@ async def create_incarnation(
         incarnation_repository: str,
         template_repository: str,
         template_repository_version: str,
-        template_data: dict[str, Any],
+        template_data: TemplateData,
         target_directory: str | None = None,
         automerge: bool | None = None,
     ) -> IncarnationWithDetails:
diff --git a/src/foxops_client/client_sync.py b/src/foxops_client/client_sync.py
index 4a716eb..3308cfd 100644
--- a/src/foxops_client/client_sync.py
+++ b/src/foxops_client/client_sync.py
@@ -1,8 +1,7 @@
 import asyncio
-from typing import Any
 
 from foxops_client.client_async import AsyncFoxopsClient
-from foxops_client.types import Incarnation, IncarnationWithDetails
+from foxops_client.types import Incarnation, IncarnationWithDetails, TemplateData
 
 
 class FoxopsClient:
@@ -41,7 +40,7 @@ def patch_incarnation(
         incarnation_id: int,
         automerge: bool,
         requested_version: str | None = None,
-        requested_data: dict[str, Any] | None = None,
+        requested_data: TemplateData | None = None,
     ):
         return self.loop.run_until_complete(
             self.client.patch_incarnation(
@@ -57,7 +56,7 @@ def put_incarnation(
         incarnation_id: int,
         automerge: bool,
         template_repository_version: str,
-        template_data: dict[str, Any],
+        template_data: TemplateData,
     ) -> IncarnationWithDetails:
         return self.loop.run_until_complete(
             self.client.put_incarnation(
@@ -73,7 +72,7 @@ def create_incarnation(
         incarnation_repository: str,
         template_repository: str,
         template_repository_version: str,
-        template_data: dict[str, Any],
+        template_data: TemplateData,
         target_directory: str | None = None,
         automerge: bool | None = None,
     ) -> IncarnationWithDetails:
diff --git a/src/foxops_client/types.py b/src/foxops_client/types.py
index b2b1526..13e2b12 100644
--- a/src/foxops_client/types.py
+++ b/src/foxops_client/types.py
@@ -2,6 +2,8 @@
 from enum import Enum
 from typing import Any, Self
 
+TemplateData = dict[str, Any]
+
 
 class MergeRequestStatus(Enum):
     OPEN = "open"
@@ -42,7 +44,8 @@ class IncarnationWithDetails(Incarnation):
     template_repository: str | None
     template_repository_version: str | None
     template_repository_version_hash: str | None
-    template_data: dict[str, Any] | None
+    template_data: TemplateData | None
+    template_data_full: TemplateData | None
 
     @classmethod
     def from_dict(cls, data: dict[str, Any]) -> Self:
@@ -56,5 +59,6 @@ def from_dict(cls, data: dict[str, Any]) -> Self:
             template_repository_version=data["template_repository_version"],
             template_repository_version_hash=data["template_repository_version_hash"],
             template_data=data["template_data"],
+            template_data_full=data["template_data_full"],
             **asdict(Incarnation.from_dict(data)),
         )