unioil-loyalty-rn-app/app/components/api/mobile.js

import * as React from 'react';
import EP from './endpoints';

export default function ValidateMobile(mobile) {
    return fetch(EP.validate_mobile + "/" + mobile)
      .then((response) => response.json())
      .then((json) => {
        return json
      })
      .catch((error) => {
        return error
      });
}