carrier

composer require controleonline/carrier:dev-master

Create a new fila on controllers: config\routes\controllers\carrier.yaml

controllers:
    resource: ../../vendor/controleonline/carrier/src/Controller/
    type: annotation      

Add to entities: nelsys-api\config\packages\doctrine.yaml

doctrine:
    orm:
        mappings:
           carrier:
                is_bundle: false
                type: annotation
                dir: "%kernel.project_dir%/vendor/controleonline/carrier/src/Entity"
                prefix: 'ControleOnline\Entity'
                alias: ControleOnline                             

Add this line on your routes: config\packages\api_platform.yaml

mapping   :
    paths: ['%kernel.project_dir%/src/Entity','%kernel.project_dir%/src/Resource',"%kernel.project_dir%/vendor/controleonline/carrier/src/Entity"]