No leading groups in WoW Mythic Keystone Leaderboards

Hello,

It seems that the Mythic Keystone Leaderboards endpoint does not return the leading groups anymore starting this week (844).

{
  "_links": {
    "self": {
      "href": "https://us.api.blizzard.com/data/wow/connected-realm/11/mythic-leaderboard/380/period/844?namespace=dynamic-us"
    }
  },
  "map": {
    "name": "Sanguine Depths",
    "id": 2284
  },
  "period": 844,
  "period_start_timestamp": 1646146800000,
  "period_end_timestamp": 1646751599000,
  "connected_realm": {
    "href": "https://us.api.blizzard.com/data/wow/connected-realm/11?namespace=dynamic-us"
  },
  "keystone_affixes": [
    {
      "keystone_affix": {
        "key": {
          "href": "https://us.api.blizzard.com/data/wow/keystone-affix/9?namespace=static-9.2.0_42277-us"
        },
        "name": "Tyrannical",
        "id": 9
      },
      "starting_level": 2
    },
    {
      "keystone_affix": {
        "key": {
          "href": "https://us.api.blizzard.com/data/wow/keystone-affix/7?namespace=static-9.2.0_42277-us"
        },
        "name": "Bolstering",
        "id": 7
      },
      "starting_level": 4
    },
    {
      "keystone_affix": {
        "key": {
          "href": "https://us.api.blizzard.com/data/wow/keystone-affix/13?namespace=static-9.2.0_42277-us"
        },
        "name": "Explosive",
        "id": 13
      },
      "starting_level": 7
    },
    {
      "keystone_affix": {
        "key": {
          "href": "https://us.api.blizzard.com/data/wow/keystone-affix/130?namespace=static-9.2.0_42277-us"
        },
        "name": "Encrypted",
        "id": 130
      },
      "starting_level": 10
    }
  ],
  "map_challenge_mode_id": 380,
  "name": "Sanguine Depths"
}

I know this is late notice, but this should be resolved. Please see this thread for details: