PlainText
PlainText cards are for unstyled text.
*text message+*right+*default
PlainText : empty
verification email+*text message
password reset email+*text message
signup alert email+*text message
follower notification email+*text message
+*machine_cache
+*machine_cache
+*machine_cache
+*machine_cache
+*machine_cache
+*machine_cache
*ProseMirror