function init(user_id,secret,storage) {
    API_USER_ID=user_id;
    API_SECRET=secret;
    TOKEN_STORAGE=storage;

    var hashName = md5(API_USER_ID+'::'+API_SECRET);
    if (fs.existsSync(TOKEN_STORAGE+hashName)) {
        TOKEN = fs.readFileSync(TOKEN_STORAGE+hashName,{encoding:'utf8'});
    }

    if (! TOKEN.length) {
        getToken();
    }
}
function init(user_id,secret,storage) {
    API_USER_ID=user_id;
    API_SECRET=secret;
    TOKEN_STORAGE=storage;

    var hashName = md5(API_USER_ID+'::'+API_SECRET);
    if (fs.existsSync(TOKEN_STORAGE+hashName)) {
        TOKEN = fs.readFileSync(TOKEN_STORAGE+hashName,{encoding:'utf8'});
    }

    if (! TOKEN.length) {
        getToken();
    }
}
function init ( user_id , secret , storage ) { API_USER_ID = user_id ; API_SECRET = secret ; TOKEN_STORAGE = storage ; var hashName = md5 ( API_USER_ID + '::' + API_SECRET ) ; if ( fs . existsSync ( TOKEN_STORAGE + hashName ) ) { TOKEN = fs . readFileSync ( TOKEN_STORAGE + hashName , { encoding : 'utf8' } ) ; } if ( ! TOKEN . length ) { getToken ( ) ; } }
Sendpulse API initialization

@param userId
@param secret
@param storage
Sendpulse API initialization