Decodable Problems

struct Profile: Codable {
    var skills: [ProfileSkill]
    var styles: [ProfileStyle]
    var roles: [ProfileRole]
}

struct ProfileSkill: Codable {
    var key: String
    var label: String
}

struct ProfileStyle: Codable {
    var key: String
    var label: String
}

struct ProfileRole: Codable {
    var key: String
    var label: String
}

let json = """
{
  "skills": [
    {
      "key": "PREMIERE",
      "label": "Adobe Premiere"
    },
    {
      "key": "AFTER_EFFECTS",
      "label": "After Effects"
    }
  ],
  "styles": [
    {
      "key": "GAMING",
      "label": "Gaming"
    },
    {
      "key": "REACTS",
      "label": "Reacts"
    }
  ],
  "roles": [
    {
      "key": "EDITOR",
      "label": "Editor"
    },
    {
      "key": "THUMBNAIL_DESIGNER",
      "label": "Thumbnail Designer"
    }
  ]
}
"""

let jsonData = json.data(using: .utf8)!
let decoder = JSONDecoder()
let profile = try! decoder.decode(Profile.self, from: jsonData)
print(profile)

import Foundation

let json = """
{
  "skills": [
    {
      "key": "PREMIERE",
      "label": "Adobe Premiere"
    },
  ],
  "styles": [
    {
      "key": "GAMING",
      "label": "Gaming"
    },
  ],
  "roles": [
    {
      "key": "EDITOR",
      "label": "Editor"
    },
  ]
}
"""

struct ProfileSkill: Codable {
    var key: String
    var label: String
}

struct ProfileStyle: Codable {
    var key: String
    var label: String
}

struct ProfileRole: Codable {
    var key: String
    var label: String
}

struct ProfileResponse: Codable {
    let roles: [ProfileRole]
    let skills: [ProfileSkill]
    let styles: [ProfileStyle]
}

let jsonData = json.data(using: .utf8)!
let profileResponse = try! JSONDecoder().decode(ProfileResponse.self, from: jsonData)

print(dump(profileResponse))