product_variants[].attributes. CONSTRAINT: at least one of attribute_id or attribute_key MUST be provided, AND at least one of option_id or option_key MUST be provided. Requests that violate this constraint return 400.{
"attribute_id": "string",
"option_id": "string",
"attribute_key": "string",
"attribute_name": "string",
"option_key": "string",
"option_name": "string"
}