To search the logs for data errors:

log-entry-type: "ADAPTOR_ERROR"
adaptorErrorLogEntry

To limit results to a single adaptor use the adaptor’s UUID with the source-adaptor-uuid property e.g.:

log-entry-type: "ADAPTOR_ERROR" AND source-adaptor-uuid: "8862fdc0-43c9-4ec6-b5b0-a14ec3bdd352"