Create Return Order

curl --request POST \
  --url https://api.shipbob.com/2.0/return \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --header 'shipbob_channel_id: <shipbob_channel_id>' \
  --data '{
  "fulfillmentCenter": {
    "id": 0,
    "name": "string"
  },
  "inventory": [
    {
      "id": 0,
      "lotDate": "2019-08-24T14:15:22Z",
      "lotNumber": "string",
      "quantity": 0,
      "requestedAction": 0
    }
  ],
  "originalShipmentId": 0,
  "referenceId": "string",
  "trackingNumber": "string"
}'