I have no idea? – Jurassic Craft AddOn for Minecraft Pocket Edition Review

Please! I’m having trouble understanding how to do this? I know there is instructions but it’s not working. It tells me to press on install resource but it tells me to buy it and it’s not cool I have no idea why it’s not working or maybe you can just explain the instructions better! Please!
Review by 53653653653643643543542542 on Jurassic Craft AddOn for Minecraft Pocket Edition.