text: try {
    await kuzzle.ms.set('foo', 'bar');
  
    // Prints: 1
    console.log(await kuzzle.ms.exists(['foo']));
  
    // Oct. 12, 2011
    await kuzzle.ms.pexpireat('foo', 1318425955000);
  
    // Prints: 0
    console.log(await kuzzle.ms.exists(['foo']));
  } catch (error) {
    console.error(error.message);
  }
  