docs: public static boolean secKeyVerify(byte[] seckey) {
          Preconditions.checkArgument(seckey.length == 32);
  
          ByteBuffer byteBuff = nativeECDSABuffer.get();
          if (byteBuff == null || byteBuff.capacity() < seckey.length) {
              byteBuff = ByteBuffer.allocateDirect(seckey.length);
              byteBuff.order(ByteOrder.nativeOrder());
              nativeECDSABuffer.set(byteBuff);
          }
          byteBuff.rewind();
          byteBuff.put(seckey);
  
          r.lock();
          try {
              return secp256k1_ec_seckey_verify(byteBuff, Secp256k1Context.getContext()) == 1;
          } finally {
              r.unlock();
          }
      }