Internal
Carrier services that apply to a specific carrier.
This maps to an input with a GraphQL @oneOf directive.
This means you have to specify exactly one of the keys:
usps:
Optional
The specific extra service options for USPS
Carrier services that apply to a specific carrier.
This maps to an input with a GraphQL @oneOf directive.
This means you have to specify exactly one of the keys:
usps:UspsSpecificExtraService