{
  "config": {
    "entries": [
      {
        "url": "<postgresql://postgres@example_db:5432/postgres>",
        "config": {
          "fetcher": "PostgresFetchProvider",
          "query": "SELECT * from city;",
          "connection_params": {
            "password": "postgres"
          }
        },
        "topics": [
          "policy_data"
        ],
        "dst_path": "cities"
      }
    ]
  }
}