https://huggingface.co/spaces/melnnnnn/rag-llm/resolve/main/sparse_encoder.json
hf download hf://spaces/melnnnnn/rag-llm/sparse_encoder.json
curl -L -o sparse_encoder.json https://huggingface.co/spaces/melnnnnn/rag-llm/resolve/main/sparse_encoder.json
