worldwideesim.com

{
  "type": "object",
  "properties": {
    "continents": {
      "type": "array",
      "items": {
        "type": "string",
        "enum": [
          "eu",
          "as",
          "am",
          "af",
          "oc"
        ]
      },
      "minItems": 1,
      "maxItems": 5,
      "uniqueItems": true,
      "description": "Continents to cover: eu (Europe), as (Asia & Middle East), am (Americas), af (Africa), oc (Oceania). Omit = the whole world (all five). Fewer continents can lower the price. A country is not a continent — use check_country or recommend_config for countries."
    },
    "gb": {
      "type": "array",
      "items": {
        "type": "integer",
        "enum": [
          3,
          5,
          10,
          20,
          30,
          50,
          100
        ]
      },
      "maxItems": 7,
      "description": "Optional: the sizes to price. Omit = every size (3, 5, 10, 20, 30, 50, 100)."
    },
    "compare_continents": {
      "type": "boolean",
      "description": "Optional: also price the whole world and each continent alone."
    },
    "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."
    }
  }
}