Descent text will assign a downward offset attribute to the text (Only for texts, not for images. If you want to make images lower, you should set "ascent" property to a lower value)
# %nameplates_descent_{0}%descent-text:player:text:"%player_name%"descent:5# This value should be no lower than 0is-unicode:false# If you characters can't show correctly, enable this and reload the resource pack