def create_fulltext_search_index(
        self,
        field: str,
        field_type: str = "string",
        *,
        wait_until_complete: Optional[float] = None,
        **kwargs: Any,
    ) -> None:
        """
        Experimental Utility function to create the Atlas Search index for this store.

        Args:
            field (str): Field to index
            wait_until_complete (Optional[float]): If provided, number of seconds to wait
                until search index is ready
            kwargs: Keyword arguments supplying any additional options to SearchIndexModel.

        """
        return create_fulltext_search_index(
            self.collection,
            self._fulltext_index_name,
            field,
            field_type,
            wait_until_complete=wait_until_complete,
            **kwargs,
        )

        Experimental Utility function to create the Atlas Search index for this store.

        Args:
            field (str): Field to index
            wait_until_complete (Optional[float]): If provided, number of seconds to wait
                until search index is ready
            kwargs: Keyword arguments supplying any additional options to SearchIndexModel.

        
llama-index-integrations/vector_stores/llama-index-vector-stores-mongodb/llama_index/vector_stores/mongodb/base.py