<start_of_text>Generate Haystack FAQPipeline with elasticsearch filter only retriever and OpenSearchDocumentStore<response>{"version": "1.6.0", "components": [{"name": "open_search_document_store", "type": "OpenSearchDocumentStore", "params": {"password": "admin", "port": 0, "label_index": "label", "verify_certs": false, "recreate_index": false, "create_index": true, "return_embedding": false, "index_type": "flat", "synonym_type": "synonym"}}, {"name": "elasticsearch_filter_only_retriever", "type": "ElasticsearchFilterOnlyRetriever", "params": {}}], "pipelines": [{"name": "my_doc_search_pipeline", "nodes": [{"inputs": ["Query"], "name": "elasticsearch_filter_only_retriever"}, {"inputs": ["elasticsearch_filter_only_retriever"]}]}]}<end_of_text>