Values:
MARKUP_TYPE_UNSPECIFIED (0):
No markup type was specified.
METRIC (1):
Markup for a substring denoting a metric.
DIMENSION (2):
Markup for a substring denoting a dimension.
FILTER (3):
Markup for a substring denoting a filter.
UNUSED (4):
Markup for an unused substring.
BLOCKED (5):
Markup for a substring containing blocked
phrases.
ROW (6):
Markup for a substring that contains terms
for row.