Count documents in a vector store, optionally filtered by metadata.
Args: vector_store_name: The unique name of the vector store request: Optional filter criteria (empty body counts all documents) vector_store_use_case: Injected vector store use case
Returns: The count of documents matching the criteria
The name of the vector store
Request to count documents.
Metadata filter expression
Successful Response
Response for count operation.
Number of documents matching the criteria