Error When Importing

[Gio-]

This error showing up when i try to import my .json file:

This is the .json file:

{
   "glossary":{
      "title":"example glossary",
      "GlossDiv":{
         "title":"S",
         "GlossList":{
            "GlossEntry":{
               "ID":"SGML",
               "SortAs":"SGML",
               "GlossTerm":"Standard Generalized Markup Language",
               "Acronym":"SGML",
               "Abbrev":"ISO 8879:1986",
               "GlossDef":{
                  "para":"A meta-markup language, used to create markup languages such as DocBook.",
                  "GlossSeeAlso":[
                     "GML",
                     "XML"
                  ]
               },
               "GlossSee":"markup"
            }
         }
      }
   }
}

[black4clover]

The json file must be an array.

[
  {
    "Id": "AT_001",
    "Name": "Flame Lance",
    "Type": "Spell",
    "Rarity": "Common",
    "Text": "Deal $8 damage to a minion.",
    "...": "..."
  },
  {
    "Id": "AT_002",
    "Name": "Effigy",
    "Type": "Spell",
    "Rarity": "Rare",
    "...": "..."
  },
  "..."
]