Merge option when display name conflicts exist during import.
Values:
MERGE_OPTION_UNSPECIFIED (0):
Unspecified. If used, system uses REPORT_CONFLICT as
default.
REPLACE (1):
Replace the original entity type in the agent
with the new entity type when display name
conflicts exist.
MERGE (2):
Merge the original entity type with the new
entity type when display name conflicts exist.
RENAME (3):
Create new entity types with new display
names to differentiate them from the existing
entity types when display name conflicts exist.
REPORT_CONFLICT (4):
Report conflict information if display names
conflict is detected. Otherwise, import entity
types.
KEEP (5):
Keep the original entity type and discard the
conflicting new entity type when display name
conflicts exist.