{
  "version": "1.0.0",
  "opcodes": {
    "Login": {
      "id": "0x01",
      "fields": []
    },
    "Position": {
      "id": "0x02",
      "fields": [
        {"name": "x", "type": "float32"},
        {"name": "y", "type": "float32"},
        {"name": "z", "type": "float32"}
      ]
    },
    "Spawn": {
      "id": "0x03",
      "fields": [
        {"name": "playerId", "type": "uint32"},
        {"name": "x", "type": "float32"},
        {"name": "y", "type": "float32"},
        {"name": "z", "type": "float32"},
        {"name": "color", "type": "string"}
      ]
    },
    "Move": {
      "id": "0x04",
      "fields": [
        {"name": "playerId", "type": "uint32"},
        {"name": "dx", "type": "float32"},
        {"name": "dy", "type": "float32"},
        {"name": "dz", "type": "float32"}
      ]
    },
    "Update": {
      "id": "0x05",
      "fields": [
        {"name": "playerId", "type": "uint32"},
        {"name": "x", "type": "float32"},
        {"name": "y", "type": "float32"},
        {"name": "z", "type": "float32"}
      ]
    },
    "PlayerJoined": {
      "id": "0x06",
      "fields": [
        {"name": "playerId", "type": "uint32"},
        {"name": "x", "type": "float32"},
        {"name": "y", "type": "float32"},
        {"name": "z", "type": "float32"},
        {"name": "color", "type": "string"}
      ]
    },
    "PlayerLeft": {
      "id": "0x07",
      "fields": [
        {"name": "playerId", "type": "uint32"}
      ]
    },
    "PlayerList": {
      "id": "0x08",
      "fields": [
        {"name": "count", "type": "uint8"},
        {"name": "players", "type": "array", "itemType": {
          "fields": [
            {"name": "playerId", "type": "uint32"},
            {"name": "x", "type": "float32"},
            {"name": "y", "type": "float32"},
            {"name": "z", "type": "float32"},
            {"name": "color", "type": "string"}
          ]
        }}
      ]
    },
    "ChangeColor": {
      "id": "0x09",
      "fields": [
        {"name": "playerId", "type": "uint32"},
        {"name": "color", "type": "string"}
      ]
    },
    "ColorChanged": {
      "id": "0x0A",
      "fields": [
        {"name": "playerId", "type": "uint32"},
        {"name": "color", "type": "string"}
      ]
    }
  },
  "types": {
    "uint8": {"size": 1, "encoding": "little-endian"},
    "uint32": {"size": 4, "encoding": "little-endian"},
    "float32": {"size": 4, "encoding": "little-endian"},
    "string": {"encoding": "length-prefixed", "lengthType": "uint8"}
  }
}