Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0419f4923f9d88fc253d8a087a0d03245d2a48b927b64c8514c6b389cc84648f66b521da39237c67f63c257a3c30a9f85deca24da455c520e7c7d5560c6a33d22f