diff --git a/amqp/adapter/cleverthis_service_adapter.py b/amqp/adapter/cleverthis_service_adapter.py
index 588508b..3e4c66b 100644
--- a/amqp/adapter/cleverthis_service_adapter.py
+++ b/amqp/adapter/cleverthis_service_adapter.py
@@ -37,6 +37,7 @@ from amqp.adapter.logging_utils import (
     logging_info,
     logging_warning,
 )
+from amqp.adapter.pydantic_serializer import python_type_to_json
 from amqp.adapter.type_descriptor import TypeDescriptor
 from amqp.config.amq_configuration import AMQConfiguration
 from amqp.model.model import AMQErrorMessage, AMQMessage, DataMessage, DataResponse
@@ -692,12 +693,12 @@ class CleverThisServiceAdapter:
                 args=args, api_method=api_method
             )
             logging_info(
-                "INVOKE ENDPOINT: {%s}, ARGS: {%s}",
+                "INVOKE ENDPOINT: [%s], ARGS: {%s}",
                 api_method.__name__,
                 ", ".join(f"{k}={v}" for k, v in _verified_args.items()),
             )
             _result: Any = await api_method(**_verified_args)
-            logging_info(f"ENDPOINT RESULT: {api_method.__name__}, RESULT: {str(_result)}")
+            logging_info(f"ENDPOINT RESULT: [{api_method.__name__}], RESULT: {str(_result)}")
 
             if isinstance(_result, FileResponse):
                 _json_result, _content_type = (
@@ -713,7 +714,10 @@ class CleverThisServiceAdapter:
                 _json_result = _result.json()
                 _content_type = "application/json"
             else:
-                _json_result = _result
+                if isinstance(_result, str):
+                    _json_result = _result
+                else:
+                    _json_result = python_type_to_json(_result)
                 _content_type = "application/json"
 
             _binary_result = (
diff --git a/amqp/adapter/pydantic_serializer.py b/amqp/adapter/pydantic_serializer.py
index 27a61ae..61185f4 100644
--- a/amqp/adapter/pydantic_serializer.py
+++ b/amqp/adapter/pydantic_serializer.py
@@ -5,7 +5,7 @@ This module provides serialization and deserialization functions for Pydantic mo
 import importlib
 import json
 import uuid
-from datetime import datetime
+from datetime import date, datetime
 from types import UnionType
 from typing import Any, Dict, Union, get_args, get_origin
 from urllib.parse import parse_qs, urlparse
@@ -57,6 +57,35 @@ def serialize_object(obj: BaseModel) -> str:
     return f"{module_name}.{class_name}:{dict_string}"
 
 
+def python_type_to_json(data):
+    """
+    Convert Python objects (dict, list, tuple, set, datetime, etc.) to a JSON string.
+    Handles common non-JSON-serializable types like datetime, date, and sets.
+
+    Args:
+        data: Python object to be converted (dict, list, tuple, set, etc.)
+
+    Returns:
+        str: JSON string representation of the input data
+
+    Raises:
+        TypeError: If the object contains non-serializable types (e.g., custom classes)
+    """
+
+    def default_serializer(obj):
+        """Custom serializer for non-JSON-serializable objects."""
+        if isinstance(obj, (datetime, date)):
+            return obj.isoformat()  # Convert datetime/date to ISO string
+        elif isinstance(obj, set):
+            return list(obj)  # Convert sets to lists
+        elif hasattr(obj, "__dict__"):
+            return obj.__dict__  # Attempt to serialize custom objects
+        else:
+            raise TypeError(f"Object of type {type(obj)} is not JSON serializable")
+
+    return json.dumps(data, default=default_serializer, indent=0, ensure_ascii=False)
+
+
 def try_deserialize_object(data: str) -> BaseModel | str:
     """
     Try deserialize object, if failed, return the input string as-is.
diff --git a/amqp/adapter/type_descriptor.py b/amqp/adapter/type_descriptor.py
index 0b65674..4fbad7c 100644
--- a/amqp/adapter/type_descriptor.py
+++ b/amqp/adapter/type_descriptor.py
@@ -120,8 +120,12 @@ def _instantiate(
         return bool(payload)
 
     # Handle typing module types
-    if type_string.startswith("typing."):
-        if type_string.startswith("typing.List") or type_string.startswith("typing.Sequence"):
+    if type_string.startswith("typing.") or type_string.startswith("list"):
+        if (
+            type_string.startswith("typing.List")
+            or type_string.startswith("typing.Sequence")
+            or type_string.startswith("list")
+        ):
             if json_payload is not None:
                 return json_payload
             inner_type = _extract_type_of(type_string)