curl --request POST \
  --url https://api.managem.co.uk/seller/listings \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "condition": "<string>",
  "price": 123,
  "language": "<string>",
  "urn": "<string>",
  "quantity": 1,
  "variants": [],
  "comment": "<string>",
  "gradingProvider": "<string>",
  "gradingScore": "<string>",
  "gradingNumber": "<string>",
  "hidden": false,
  "notes": "<string>",
  "reference": "<string>"
}
'

{
  "id": "<string>",
  "sellerId": "<string>",
  "condition": "<string>",
  "price": 123,
  "language": "<string>",
  "createdAt": "<string>",
  "updatedAt": "<string>",
  "item": {
    "urn": "<string>",
    "type": "card",
    "game": "Pokemon",
    "title": "<string>",
    "name": "<string>",
    "rarity": "<string>",
    "set": {
      "name": "<string>",
      "urn": "<string>",
      "counts": {
        "printed": 123,
        "total": 123
      },
      "references": [
        "<string>"
      ],
      "size": 123,
      "symbol": {
        "url": "<string>"
      },
      "released": "<string>"
    },
    "series": {
      "name": "<string>",
      "urn": "<string>"
    },
    "images": [
      {
        "urn": "<string>",
        "orientation": "portrait",
        "url": "<string>",
        "illustrator": "<string>"
      }
    ],
    "alternatives": [
      "<string>"
    ],
    "metadata": [
      {
        "name": "<string>",
        "value": "<string>",
        "detail": [
          "<unknown>"
        ]
      }
    ],
    "number": "<string>",
    "description": "<string>",
    "price": 123,
    "available": 0,
    "quantity": 0,
    "min": {
      "price": 123
    },
    "max": {
      "price": 123
    }
  },
  "seller": {
    "id": "<string>",
    "username": "<string>",
    "reviews": 123,
    "rating": 123,
    "score": 123,
    "sales": 123,
    "purchases": 123,
    "joined": "2023-11-07T05:31:56Z",
    "avatar": "<string>",
    "cover": "<string>",
    "profile": "<string>"
  },
  "locked": true,
  "valid": true,
  "hidden": true,
  "quantity": 1,
  "available": 0,
  "variants": [],
  "comment": "<string>",
  "gradingProvider": "<string>",
  "gradingScore": "<string>",
  "gradingNumber": "<string>",
  "attachments": [],
  "notes": "<string>",
  "reference": "<string>"
}