diff --git a/slack_sdk/web/async_client.py b/slack_sdk/web/async_client.py
index 050e9329..cedaa86d 100644
--- a/slack_sdk/web/async_client.py
+++ b/slack_sdk/web/async_client.py
@@ -22,7 +22,7 @@
 
 from ..models.attachments import Attachment
 from ..models.blocks import Block
-from ..models.metadata import Metadata, EventAndEntityMetadata
+from ..models.metadata import Metadata, EntityMetadata, EventAndEntityMetadata
 from .async_base_client import AsyncBaseClient, AsyncSlackResponse
 from .internal_utils import (
     _parse_web_class_objects,
@@ -3650,10 +3650,10 @@ async def emoji_list(
     async def entity_presentDetails(
         self,
         trigger_id: str,
-        metadata: Optional[dict] = None,
+        metadata: Optional[Union[Dict, EntityMetadata]] = None,
         user_auth_required: Optional[bool] = None,
         user_auth_url: Optional[str] = None,
-        error: Optional[Dict[str, str]] = None,
+        error: Optional[Dict[str, Any]] = None,
         **kwargs,
     ) -> AsyncSlackResponse:
         """Provides entity details for the flexpane.
@@ -3668,6 +3668,7 @@ async def entity_presentDetails(
             kwargs.update({"user_auth_url": user_auth_url})
         if error is not None:
             kwargs.update({"error": error})
+        _parse_web_class_objects(kwargs)
         return await self.api_call("entity.presentDetails", json=kwargs)
 
     async def files_comments_delete(
diff --git a/slack_sdk/web/client.py b/slack_sdk/web/client.py
index 830f481d..4be33e8d 100644
--- a/slack_sdk/web/client.py
+++ b/slack_sdk/web/client.py
@@ -12,7 +12,7 @@
 
 from ..models.attachments import Attachment
 from ..models.blocks import Block
-from ..models.metadata import Metadata, EventAndEntityMetadata
+from ..models.metadata import Metadata, EntityMetadata, EventAndEntityMetadata
 from .base_client import BaseClient, SlackResponse
 from .internal_utils import (
     _parse_web_class_objects,
@@ -3640,10 +3640,10 @@ def emoji_list(
     def entity_presentDetails(
         self,
         trigger_id: str,
-        metadata: Optional[dict] = None,
+        metadata: Optional[Union[Dict, EntityMetadata]] = None,
         user_auth_required: Optional[bool] = None,
         user_auth_url: Optional[str] = None,
-        error: Optional[Dict[str, str]] = None,
+        error: Optional[Dict[str, Any]] = None,
         **kwargs,
     ) -> SlackResponse:
         """Provides entity details for the flexpane.
@@ -3658,6 +3658,7 @@ def entity_presentDetails(
             kwargs.update({"user_auth_url": user_auth_url})
         if error is not None:
             kwargs.update({"error": error})
+        _parse_web_class_objects(kwargs)
         return self.api_call("entity.presentDetails", json=kwargs)
 
     def files_comments_delete(
diff --git a/slack_sdk/web/internal_utils.py b/slack_sdk/web/internal_utils.py
index 57afc6be..87139559 100644
--- a/slack_sdk/web/internal_utils.py
+++ b/slack_sdk/web/internal_utils.py
@@ -212,7 +212,11 @@ def to_dict(obj: Union[Dict, Block, Attachment, Metadata, EventAndEntityMetadata
         kwargs.update({"attachments": dict_attachments})
 
     metadata = kwargs.get("metadata", None)
-    if metadata is not None and (isinstance(metadata, Metadata) or isinstance(metadata, EventAndEntityMetadata)):
+    if metadata is not None and (
+        isinstance(metadata, Metadata)
+        or isinstance(metadata, EntityMetadata)
+        or isinstance(metadata, EventAndEntityMetadata)
+    ):
         kwargs.update({"metadata": to_dict(metadata)})
 
 
diff --git a/slack_sdk/web/legacy_client.py b/slack_sdk/web/legacy_client.py
index cce4bd1a..3aaa36f7 100644
--- a/slack_sdk/web/legacy_client.py
+++ b/slack_sdk/web/legacy_client.py
@@ -23,7 +23,7 @@
 
 from ..models.attachments import Attachment
 from ..models.blocks import Block
-from ..models.metadata import Metadata, EventAndEntityMetadata
+from ..models.metadata import Metadata, EntityMetadata, EventAndEntityMetadata
 from .legacy_base_client import LegacyBaseClient, SlackResponse
 from .internal_utils import (
     _parse_web_class_objects,
@@ -3588,10 +3588,10 @@ def emoji_list(
     def entity_presentDetails(
         self,
         trigger_id: str,
-        metadata: Optional[dict] = None,
+        metadata: Optional[Union[Dict, EntityMetadata]] = None,
         user_auth_required: Optional[bool] = None,
         user_auth_url: Optional[str] = None,
-        error: Optional[Dict[str, str]] = None,
+        error: Optional[Dict[str, Any]] = None,
         **kwargs,
     ) -> Union[Future, SlackResponse]:
         """Provides entity details for the flexpane.
@@ -3606,6 +3606,7 @@ def entity_presentDetails(
             kwargs.update({"user_auth_url": user_auth_url})
         if error is not None:
             kwargs.update({"error": error})
+        _parse_web_class_objects(kwargs)
         return self.api_call("entity.presentDetails", json=kwargs)
 
     def files_comments_delete(