Below

db_demo.json

"server": {
  "tables": {
    "ImBnHMmOnndxre8XSkl": {
      "deck": {
        "QH": {
          "name": "Quine of hard",
          "value": 0
        }
      },
      "hand": {
        "JH": {
          "name": "Jack of hard",
          "value": 0
        }
      },
      "team": {
        "SW": {
          "-ImBnHMmOnndxre8XSkl": {
            "cards" : {
              "JH": {
                "name": "Jack of hard",
                "value": 0
              }
            }
          },
          "-ImBnHMmOnndxre8XSkh": {
            "cards" : {
              "JH": {
                "name": "Jack of hard",
                "value": 0
              }
            }
          }
        },
        "EN": {
          "-ImBnHMmOnndxre8XSkx": {
            ...
          },
          "-ImBnHMmOnndxre8XSk5": {
            ...
          }
        }
      },
      "players": {
        "-ImBnHMmOnndxre8XSkl": {
          "name": "Player 1",
          "cards": {
            "QS": {
              "name": "",
              "value": ""
            }
          } 
        },
        "-ImBnHMmOnndxre8XSkh": {
          "name": "Player 2",
          ...
        },
        "-ImBnHMmOnndxre8XSkx": {
          "name": "Player 3",
          ...
        },
        "-ImBnHMmOnndxre8XSk5": {
          "name": "Player 4",
          ...
        }
      }
    }
  }
}