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A checkout option as a name-and-value pair.
objectcheckout_option_namestring^[a-zA-Z0-9_'\-., ":;\!?]*$The checkout option name, such as color or texture.
checkout_option_valuestring^[a-zA-Z0-9_'\-., ":;\!?]*$The checkout option value. For example, the checkout option color might be blue or red while the checkout option texture might be smooth or rippled.