{
  "$schema": "https://developer.microsoft.com/json-schemas/sp/v2/column-formatting.schema.json",
  "elmType": "div",
  "style": {
    "display": "flex",
    "flex-direction": "column",
    "align-items": "flex-start",
    "padding": "11px 0",
    "min-height": "0"
  },
  "children": [
    {
      "forEach": "itemIterator in @currentField",
      "elmType": "div",
      "txtContent": "[$itemIterator.lookupValue]",
      "style": {
        "padding-bottom": "1px"
      }
    }
  ]
}