Get a list of all the store's POS registers.

{
  "content": [
    {
      "id": 1,
      "title": "Register",
      "pospaymentmethodrelations": [
        {
          "id": 1,
          "poscashregisterid": 1,
          "paymentprovidertype": "paymenttype",
          "paymentprovider": {
            "title": "Payment type"
          },
          "position": 1,
          "transaction_limit": 99.45,
          "btnColor": "#000000"
        }
      ]
    }
  ]
}