update

Author: xiangyan99

sdk/search/azure-search-documents/azure/search/documents/_generated/models/_models_py3.py

@@ -5,13 +5,14 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-from typing import Any, Optional, TYPE_CHECKING, Union
+from typing import Any, Optional, TYPE_CHECKING, Union, MutableMapping
 
 from .._utils import serialization as _serialization
 
 if TYPE_CHECKING:
     from .. import models as _models
 
+JSON = MutableMapping[str, Any]
 
 class AutocompleteItem(_serialization.Model):
     """The result of Autocomplete requests.