proj4.defs("EPSG:21896","+proj=tmerc +lat_0=4.59904722222222 +lon_0=-77.0809166666667 +k=1 +x_0=1000000 +y_0=1000000 +ellps=intl +towgs84=336.026,348.565,252.978,-8.358813e-05,-3.057474e-05,7.573031e-06,-5.771909 +units=m +no_defs +type=crs");