{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://git.eeqj.de/sneak/chat/schema/numerics/433.json",
  "title": "433 ERR_NICKNAMEINUSE",
  "description": "Nickname is already in use. RFC 1459 §6.1.",
  "$ref": "../message.json",
  "properties": {
    "command": { "const": "433" },
    "to": { "type": "string" },
    "params": {
      "type": "array",
      "items": { "type": "string" },
      "description": "[requested_nick]."
    },
    "body": { "const": "Nickname is already in use" }
  },
  "required": ["command", "to", "params"],
  "examples": [
    { "command": "433", "to": "*", "params": ["alice"], "body": "Nickname is already in use" }
  ]
}