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Yeah, so you have tested it, with how many missing characters exactly? Was it 21 or 19 missing? THIS IS TRUE, you can't solve such a key "very quickly". I'd love to see how you can help! show us the magic.
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digaran it is not magic , real normal math with implement some kinds additional operation on curve. it is not magic, there is no magic stuff. I will explain little more with recentering and partial integer signatures with LLL
nothing more. There is no magic there are only relations.
to OP: please show the public key and the wif