["region:us"]
[{"name": "conversations", "list": [{"name": "from", "dtype": "string"}, {"name": "value", "dtype": "string"}]}, {"name": "run_id", "dtype": "string"}, {"name": "step", "dtype": "int64"}, {"name": "uid", "dtype": "int64"}, {"name": "id", "dtype": "string"}]