Retrieve a list of available print providers

Example response

[
  {
    "id": 1,
    "title": "SPOKE Custom Products",
    "location": {
      "address1": "89 Weirfield St",
      "city": "Brooklyn",
      "country": "US",
      "region": "NY",
      "zip": "11221-5120"
    },
    "blueprints": [
      {
        "id": 3,
        "title": "Kids Regular Fit Tee",
        "description": "Description goes here",
        "brand": "Delta",
        "model": "11736",
        "images": [
          "https://images.printify.com/5853fe7dce46f30f8327f5cd",
          "https://images.printify.com/5c487ee2a342bc9b8b2fc4d2"
        ]
      }
    ]
  }
]