json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "additionalProperties": false,
      "properties": {
          "carrier": {
              "description": "acronym of the carrier you want to use",
              "enum": [
                  "ups",
                  "dpd",
                  "hermes",
                  "gls"
              ],
              "type": "string"
          },
          "pickup_address": {
              "additionalProperties": false,
              "description": "address where the carrier should pick up shipments",
              "properties": {
                  "care_of": {
                      "type": "string"
                  },
                  "city": {
                      "type": "string"
                  },
                  "company": {
                      "type": "string"
                  },
                  "country": {
                      "description": "Country as uppercase ISO 3166-1 alpha-2 code",
                      "type": "string"
                  },
                  "first_name": {
                      "type": "string"
                  },
                  "id": {
                      "description": "identifier of a previously created address",
                      "type": "string"
                  },
                  "last_name": {
                      "type": "string"
                  },
                  "phone": {
                      "description": "telephone number (mandatory when using UPS and the following terms apply: service is one_day or one_day_early or ship to country is different than ship from country)",
                      "type": "string"
                  },
                  "state": {
                      "type": "string"
                  },
                  "street": {
                      "type": "string"
                  },
                  "street_no": {
                      "type": "string"
                  },
                  "zip_code": {
                      "type": "string"
                  }
              },
              "required": [
                  "last_name",
                  "street",
                  "street_no",
                  "city",
                  "zip_code",
                  "country"
              ],
              "type": "object"
          },
          "pickup_date": {
              "description": "deprecated: please use pickup_time instead.",
              "pattern": "^[0-9]{4}/[0-9]{2}/[0-9]{2}$",
              "type": "string"
          },
          "pickup_time": {
              "additionalProperties": false,
              "description": "defines a time window in which the carrier should pickup shipments",
              "properties": {
                  "earliest": {
                      "_format": "date-time",
                      "type": "string"
                  },
                  "latest": {
                      "_format": "date-time",
                      "type": "string"
                  }
              },
              "required": [
                  "earliest",
                  "latest"
              ],
              "type": "object"
          }
      },
      "required": [
          "carrier",
          "pickup_time"
      ],
      "type": "object"
  }