{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://api.17track.net/track/v1/schemas/ChangeCarrierRequest",
  "title": "ChangeCarrierRequest",
  "description": "Request body item for changing the carrier assigned to a tracking number.",
  "type": "object",
  "required": ["number", "carrier"],
  "properties": {
    "number": {
      "type": "string",
      "minLength": 5,
      "maxLength": 50,
      "description": "Tracking number",
      "example": "1Z999AA10123456784"
    },
    "carrier": {
      "type": "integer",
      "description": "New carrier numeric ID to assign",
      "example": 100003
    }
  },
  "additionalProperties": false
}