one
hover: one
, two
 hover: two
, three
  hover: three
, four
    hover: four
, five
     hover: five
, six
      hover: six

one, two, three, four, five, six

[
  {
    "text": "",
    "extra": [
      {
        "text": "one",
        "hoverEvent": {
          "action": "show_text",
          "value": "one"
        }
      },
      {
        "text": ", two",
        "hoverEvent": {
          "action": "show_text",
          "value": "two"
        }
      },
      {
        "text": ", three",
        "hoverEvent": {
          "action": "show_text",
          "value": "three"
        }
      },
      {
        "text": ", four",
        "hoverEvent": {
          "action": "show_text",
          "value": "four"
        }
      },
      {
        "text": ", five",
        "hoverEvent": {
          "action": "show_text",
          "value": "five"
        }
      },
      {
        "text": ", six",
        "hoverEvent": {
          "action": "show_text",
          "value": "six"
        }
      }
    ]
  }
]