The response fields provided by this API are detailed in the following table:

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Important for International Model
For sellers operating under the international model, it is mandatory to include the local language name (NameEn = USA, NameCN = China) in product creation, in addition to the listing name (Name), due to customs import regulations.

Name	Type	Description
Name	String	Identifier of the attribute
Label	String	Human-readable display name of the attribute
isMandatory	Boolean	Whether the attribute is mandatory (1 = mandatory - 0 = not mandatory)
Description	String	Description of the attribute
AttributeType	String	Type of attribute
ExampleValue	String	Example value for the attribute
Options	Node	Enumerates all option nodes

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The isMandatory field is IMPORTANT
Remember that it is crucial to fill in the fields designated as "mandatory," as a large percentage of errors in catalog loading are due to the omission of this field.
If an attribute changes from non-mandatory to mandatory, a notification will be sent 90 days in advance via email to the contacts registered by the seller.

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Changes to Attributes
Each time an attribute changes, whether due to internal matters or regulatory issues, merchants will be notified in advance.
Regulatory matters: 30 days' notice.
Internal matters: 90 days' notice.

Errors

Error Code	Message
57	E057: No attribute sets linked to that category (No hay conjuntos de atributos vinculados a esa categoría).