How do I put animations created in Blockbench into Mcreator for Minecraft forge 1.12.2

Hello everyone, I am starting almost with the topic of mods but I have been trying to learn for half a year, but I have a problem, I am trying to insert animations made by the Blockbench program, but I have no idea how to do it for version 1.12 .2 of minecraft, I already tried to see tutorials but the only thing I find is how to animate, I do not know if you can help me, in case you only leave your comment with a possible solution or explanation of the subject.

A big greeting from me

bye!