Resource annotations.
ref,int(11),
resource,int(11),
resource_type_field,int(11),
user,int(11),
x,decimal(17),The coordinates of the annotation.
y,decimal(17),The coordinates of the annotation.
width,decimal(17),The dimensions of the annotation.
height,decimal(17),The dimensions of the annotation.
page,int(11),For mult-page resources - the page of the annotation.