Changes to Get a single Invoice.

added the optional property included/items/anyOf[subschema #1: Property (included)]/allOf[subschema #2]/attributes/lease_start_date to the response with the 200 status

added the optional property included/items/anyOf[subschema #1: Property (included)]/allOf[subschema #2]/attributes/lease_term_years to the response with the 200 status

added the optional property included/items/anyOf[subschema #1: Property (included)]/allOf[subschema #2]/attributes/material_information/lease_start_date to the response with the 200 status

added the optional property included/items/anyOf[subschema #1: Property (included)]/allOf[subschema #2]/attributes/material_information/lease_term_years to the response with the 200 status

added the optional property included/items/anyOf[subschema #1: Property (included)]/allOf[subschema #2]/attributes/last_made_available_for_sale_at to the response with the 200 status

added the optional property included/items/anyOf[subschema #1: Property (included)]/allOf[subschema #2]/attributes/last_made_available_to_let_at to the response with the 200 status