//there is still a pending one with `-1 wait for bobpayment bYoNxkfvwQ42Yufry8J5y8BYi6mQxokvW9 numconfs.1 MNZ c0ea4aa808a653222a15122d96692fecf734dbbacfb9a54cb4711306ea0c3cef`, but that tx is already spent including 6 confirmation
// bot safe to exit?
//
// BCH signing
// dPoW security -> 4: KMD notarized, 5: BTC notarized, after next notary elections
// bigendian architectures need to use little endian for sighash calcs