Required. Google Cloud Storage URIs to input files. URI can be up to 2000 characters long. URIs can match the full object path (for example, gs://bucket/directory/object.json) or a pattern matching one or more files, such as gs://bucket/directory/*.json. A request can contain at most 100 files, and each file can be up to 2 GB. See Importing product information for the expected file format and setup instructions.
The schema to use when parsing the data from the source.
Supported values for product imports:
product (default): One JSON Product per line. Each product must have a valid Product.id.