Get accounts information

Example response

{
  "resources": [
    {
      "item_id": 97388292,
      "first_name": "MICHEL",
      "last_name": "DUPONT",
      "accounts": [
        {
          "id": 48451587,
          "name": "Compte Courant",
          "type": "checking",
          "currency_code": "EUR",
          "provider_id": 574,
          "iban": "FR6914508000303386763591H62"
        }
      ]
    }
  ]
}