How to Make a SELLING NPC in Minecraft Bedrock! 1.21

How to Make a SELLING NPC in Minecraft Bedrock! 1.21
in this video I will be showing you all how to make your very own buy shop using an npc! It's very simple and easy to do and you can use this for your minecraft realm or world! It's better than having a normal button buy or sell shop! If this video helped you out, leave a like and subscribe! Thanks for watching! Much Love - Gabe

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Commands:
/title @initiator[hasitem={item=emerald,quantity=..63}] actionbar §cNot Enough Emeralds!§f
/playsound mob.shulker.death @initiator[hasitem={item=emerald,quantity=..63}]
/title @initiator[hasitem={item=emerald,quantity=64..}] actionbar §aSold Emeralds x64!§f
/playsound random.orb @initiator[hasitem={item=emerald,quantity=64..}]
/scoreboard players add @initiator[hasitem={item=emerald,quantity=64..}] Money 100
/clear @initiator[hasitem={item=emerald,quantity=64..}] emerald 0 64

Chapters -
0:00 Intro
0:43 Showcasing
1:40 Use This Scoreboard
1:55 Start of Tutorial
2:41 NPC Dialog
3:15 Add Button
3:39 Command Input
6:20 Testing it Out!
6:59 Outro