Changes to Get NFTs by contract

removed the enum value b3 from the path request parameter chain

removed the enum value blast from the path request parameter chain

the response property next became nullable for the status 200

the response property nfts/items/decimals became nullable for the status 200

the response property nfts/items/description became nullable for the status 200

the response property nfts/items/display_animation_url became nullable for the status 200

the response property nfts/items/display_image_url became nullable for the status 200

the response property nfts/items/estimated_value_usd became nullable for the status 200

the response property nfts/items/image_url became nullable for the status 200

the response property nfts/items/metadata_url became nullable for the status 200

the response property nfts/items/name became nullable for the status 200

the response property nfts/items/original_animation_url became nullable for the status 200

the response property nfts/items/original_image_url became nullable for the status 200

the response property nfts/items/traits/items/display_type became nullable for the status 200

the response property nfts/items/traits/items/max_value became nullable for the status 200

added the new enum value stablechain to the path request parameter chain

added the media type */* for the response with the status 400

added the optional property code to the response with the 401 status

added the optional property code to the response with the 403 status

added the optional property code to the response with the 404 status

added the optional property code to the response with the 409 status