Your speculation is just that, nothing but the hot air of unfounded rumor. But antisemites never needed evidence as an excuse to attack and kill Jews. Rumor, speculation, innuendo has always been enough reason to kill Jews, especially in that benighted land called Ukraine.
Israeli official: Der Spiegel report is an attack on Merkel's ties with Netanyahu (Haaretz)
from the article: Ukraine academic: Israel imported 25,000 kids for their organs