GCP Logging Sink

I’ve inherited a system built on GCP and we’re getting an error from the logging sink configuration.

In the schema “scope” is a string and I see valid data being populated.

Can someone help me understand why “scope” might have different types?

Destination: bigquery.googleapis.com/projects/[snip]/datasets/auth0/tables/cloudfunctions_googleapis_com_cloud_functions
Error Code: table_invalid_schema
Error Detail: Array specified for non-repeated field: scope.