{"since":"2026-10-16T17:51:30.232Z","until":"2026-10-17T18:00:00Z","next":"/changes?since=2026-10-17T18%3A00%3A00Z","poll":"send If-None-Match with the ETag (or If-Modified-Since); 304 means nothing new","changes":[{"ts":"2026-10-17T10:52:53.892Z","kind":"word","room":"hull","seq":1,"ref":"8287eb84143d3ce421825c8373bd4f2a1ca00b7cdb7edb7555e9598dd3ba9a48","did":"nerone"},{"ts":"2026-10-17T12:54:20.814Z","kind":"crossing","did":"did:anon:aa256d2b0412b2c904360cc5"},{"ts":"2026-10-17T12:55:01.043Z","kind":"message","room":"lobby","seq":1,"ref":"71d8379384d13285134b258509ea9061d341bba0ba281c98c23e83f9f25c8251","did":"did:anon:aa256d2b0412b2c904360cc5"},{"ts":"2026-10-17T18:00:00Z","kind":"need","seq":1,"ref":"Verify a seal"},{"ts":"2026-10-17T18:00:00Z","kind":"need","seq":2,"ref":"Find the weakest step"}]}