FICTIONAL TRAINING FIXTURES — not captured responses; never use as evidence of a PBX operation.
Lead created, custom fields accepted:
SUCCESS: add_lead LEAD HAS BEEN ADDED - 2025550101|999|12345|-5|TESTAPI
NOTICE: add_lead CUSTOM FIELDS VALUES ADDED - 2025550101|12345|999|1

Lead created, custom fields unavailable:
SUCCESS: add_lead LEAD HAS BEEN ADDED - 2025550101|999|12345|-5|TESTAPI
NOTICE: add_lead CUSTOM FIELDS NOT ADDED, CUSTOM FIELDS DISABLED - 2025550101|12345|Y|0

Duplicate rejected:
ERROR: add_lead DUPLICATE PHONE NUMBER IN LIST - 2025550101|999|12345

Lost response: UNKNOWN — no response was captured. Reconcile the exact record before considering a retry.
These illustrative values and the training label are fictional; field formats and notices depend on the installed build.