=== HTTP code : 200 ===

Response headers
================
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Connection: close
Cache-Control: max-age=3600
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Location: https://www.change.org/ja/%E3%82%AD%E3%83%A3%E3%83%B3%E3%83%9A%E3%83%BC%E3%83%B3/google-keep-google-reader-running
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HTTP/1.1 301 Moved Permanently
Date: Wed, 24 Nov 2021 09:19:52 GMT
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HTTP/1.1 200 OK
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Request headers
================
HEAD /p/google-keep-google-reader-running HTTP/1.1
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Link is valid.