Can Anyone tell me how to parse JSON object with different key IOS ?

Here's the Part of Json object---

• comm_commentaries: {
  

  • comment: {
    

    • 1: {
      important: "False",
      isgoal: "False",
      minute: "90'",
      comment: "Attempt missed. Eliaquim Mangala (Manchester City) header from the centre of the box misses to the left. Assisted by Jesús Navas with a cross following a corner.",
      id: "8429441"
      },
      
    • 2: {
      important: "False",
      isgoal: "False",
      minute: "90'",
      comment: "Corner, Manchester City. Conceded by Shaun Wright-Phillips.",
      id: "8429402"
      },
      
    • 3: {
      important: "False",
      isgoal: "False",
      minute: "90'",
      comment: "Attempt blocked. Wilfried Bony (Manchester City) right footed shot from the centre of the box is blocked. Assisted by Yaya Touré.",
      id: "8429401"
      },
      
    • 4: {
      important: "True",
      isgoal: "True",
      minute: "87'",
      comment: "Goal! Manchester City 6, Queens Park Rangers 0. David Silva (Manchester City) right footed shot from very close range to the bottom right corner. Assisted by Wilfried Bony with a through ball.",
      id: "8429400"
      },
      

    }
    }