title: array index to series
body: <p>I have an array of objects like this</p>
  <pre><code>0: {slot_id: 'slot_8848241006_1657877963_1657886201'}
  2: {slot_id: 'slot_8848241006_1657877963_1657886978'}
  4: {slot_id: 'slot_9495414200_1657194770_1657877482'}
  6: {slot_id: 'slot_9495414200_1657194770_1657886410'}
  8: {slot_id: 'slot_9495414200_1657194770_1657886563'}
  </code></pre>
  <p>I want this to be like this</p>
  <pre><code>0: {slot_id: 'slot_8848241006_1657877963_1657886201'}
  1: {slot_id: 'slot_8848241006_1657877963_1657886978'}
  2: {slot_id: 'slot_9495414200_1657194770_1657877482'}
  3: {slot_id: 'slot_9495414200_1657194770_1657886410'}
  4: {slot_id: 'slot_9495414200_1657194770_1657886563'}
  </code></pre>
  <p>need help in how to change the index values of array?</p>