islandnpc.admin -> Allows admins to receive admin help message.
islandnpc.admin.delete -> Allows admins to delete NPCs from database.
islandnpc.admin.interact.other -> Allows admins to open, toggle visibility and change location of other players' NPCs.
islandnpc.admin.reload -> Reloads config.
Commands
/islandnpc reload -> Reloads the config.
/islandnpc delete -> Deletes and removes from database the NPCs in range of 5.