René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"get_summaries response missing last_updated","articleBody":"**Describe the bug**\r\n`SummaryResult`, the response class of `get_summaries`, is missing the `last_updated` field. The field is documented [here](https://polygon.io/docs/stocks/launchpad/get_v1_summaries) and does appear in the response when called directly via HTTP.\r\n\r\n\r\n**To Reproduce**\r\n1. Call `polygonClient.get_summaries(['AAPL'])`\r\n2. Note that the returned object is missing the `last_updated` field:\r\n```\r\n[SummaryResult(price=172.244,\r\n               name='Apple Inc.',\r\n               ticker='AAPL',\r\n               branding=Branding(icon_url='https://api.polygon.io/v1/reference/company-branding/d3d3LmFwcGxlLmNvbQ/images/2023-05-01_icon.jpeg',\r\n                                 logo_url='https://api.polygon.io/v1/reference/company-branding/d3d3LmFwcGxlLmNvbQ/images/2023-05-01_logo.svg',\r\n                                 accent_color=None,\r\n                                 light_color=None,\r\n                                 dark_color=None),\r\n               market_status='late_trading',\r\n               type='stocks',\r\n               session=Session(change=-3.84,\r\n                               change_percent=-2.18,\r\n                               early_trading_change=-1.18,\r\n                               early_trading_change_percent=-0.67,\r\n                               late_trading_change=0.284,\r\n                               late_trading_change_percent=0.165,\r\n                               close=171.96,\r\n                               high=175.92,\r\n                               low=171.674,\r\n                               open=174.82,\r\n                               previous_close=176.08,\r\n                               volume=64572194.0),\r\n               options=None,\r\n               error=None,\r\n               message=None)]\r\n```\r\n\r\n**Expected behavior**\r\n`SummaryResult` to include `last_updated` field\r\n","author":{"url":"https://github.com/cedrichan","@type":"Person","name":"cedrichan"},"datePublished":"2023-09-26T23:49:14.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/524/client-python/issues/524"}