[NO] json to GeoJSON

by Francisco

HTML

<script src="https://mapea4-sigc.juntadeandalucia.es/js/mapea-4.3.0.ol.min.js"></script>
<script src="http://mapea4-sigc.juntadeandalucia.es/js/configuration-4.3.0.js"></script>
<link rel="stylesheet" href="https://mapea4-sigc.juntadeandalucia.es/assets/css/mapea-4.3.0.ol.min.css">
<div id="map"></div>

CSS

html,
body,
#map {
  padding: 0;
  margin: 0;
  width: 100%;
  height: 100%;
}

JavaScript

var mapajs = M.map({
  container: "map",
  controls: ["layerswitcher", "mouse"],
  wmcfiles: ["callejero"],
  /*layers: [base],
  projection: "EPSG:3857*m",
  center: [-533270, 4505367],
  zoom: '8',*/
});

// Llamada al WS que devuelve json
let jsonResponse = [{
  "pk_rec": 9132579,
  "nombre": "Almeria - Almadrabillas",
  "icono": "pk_cat_1/oficina.png",
  "latitud": "36.83394241333008",
  "longitud": "-2.4608640670776367",
  "fk_cat": "1",
  "iconWidth": 22,
  "iconHeight": 21
}, {
  "pk_rec": 9132580,
  "nombre": "Almeria - Periferia",
  "icono": "pk_cat_1/oficina.png",
  "latitud": "36.84477996826172",
  "longitud": "-2.448961019515991",
  "fk_cat": "1",
  "iconWidth": 22,
  "iconHeight": 21
}, {
  "pk_rec": 9132581,
  "nombre": "Berja",
  "icono": "pk_cat_1/oficina.png",
  "latitud": "36.84640884399414",
  "longitud": "-2.94997501373291",
  "fk_cat": "1",
  "iconWidth": 22,
  "iconHeight": 21
}, {
  "pk_rec": 9132582,
  "nombre": "Canjayar",
  "icono": "pk_cat_1/oficina.png",
  "latitud": "37.0101203918457",
  "longitud": "-2.7404730319976807",
  "fk_cat": "1",
  "iconWidth": 22,
  "iconHeight": 21
}, {
  "pk_rec": 9132583,
  "nombre": "Cantoria",
  "icono": "pk_cat_1/oficina.png",
  "latitud": "37.35329818725586",
  "longitud": "-2.1893808841705322",
  "fk_cat": "1",
  "iconWidth": 22,
  "iconHeight": 21
}, {
  "pk_rec": 9132584,
  "nombre": "El Ejido",
  "icono": "pk_cat_1/oficina.png",
  "latitud": "36.77606964111328",
  "longitud": "-2.8148510456085205",
  "fk_cat": "1",
  "iconWidth": 22,
  "iconHeight": 21
}, {
  "pk_rec": 9132585,
  "nombre": "Huercal Overa",
  "icono": "pk_cat_1/oficina.png",
  "latitud": "37.39484786987305",
  "longitud": "-1.9421449899673462",
  "fk_cat": "1",
  "iconWidth": 22,
  "iconHeight": 21
}, {
  "pk_rec": 9132586,
  "nombre": "Olula del rio",
  "icono": "pk_cat_1/oficina.png",
  "latitud": "37.3530387878418",
  "longitud": "-2.2989280223846436",
  "fk_cat": "1",
  "iconWidth": 22,
  "iconHeight": 21
}, {
  "pk_rec":...