worldwideesim.com

{
  "type": "object",
  "properties": {
    "countries": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "minItems": 1,
      "maxItems": 30,
      "description": "The countries of the trip, names in any language or ISO-2 codes, e.g. [\"Japan\", \"Thailand\", \"Australia\"]. Map cities to their countries first."
    },
    "usage": {
      "type": "string",
      "enum": [
        "light",
        "normal",
        "heavy"
      ],
      "description": "light ≈ 0.5 GB/day (messaging, maps, mail), normal ≈ 1.5 GB/day (default; social media, music, some video), heavy ≈ 4 GB/day (video streaming, video calls, hotspot for a laptop)."
    },
    "days": {
      "type": "integer",
      "minimum": 1,
      "maximum": 365,
      "description": "Optional: days the customer will use mobile data. Without days the size follows the usage alone (light 3 / normal 5 / heavy 10 GB)."
    },
    "gb_per_day": {
      "type": "number",
      "minimum": 0.1,
      "maximum": 50,
      "description": "Optional: the customer's own estimate in GB per day (wins over usage)."
    },
    "budget": {
      "type": "number",
      "description": "Optional budget in the quoted currency; options above it are marked."
    },
    "language": {
      "type": "string",
      "description": "ISO language of the conversation, e.g. en, de, ja. Defaults to the language of the page the user is on."
    },
    "bucket": {
      "type": "string",
      "description": "Optional language-region bucket. Defaults to the bucket of the page the user is on."
    },
    "currency": {
      "type": "string",
      "description": "Optional ISO 4217 override. Defaults to the currency shown on the page the user is on."
    }
  },
  "required": [
    "countries"
  ]
}