Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0491d55af5ee2500400be793f2c0de7d7f2cd613b8d452da1469023107d456a65325296460ad3839a2508b946f0b1a70207f00ff7c5bfc6d7875f080f47ab60a50