Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0453efc19452ac8dd95e3de4de91d7fdb0387ef239e7e05659056d7292d39e7ac3971aed9cba4862809cd1face3130a5eb0f5976311fce41ddeea071153c5839f4