json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "title": "Shipping Address",
      "description": "PayPal shipping_address json schema",
      "type": "object",
      "properties": {
          "recipient_name": {
              "description": "Name of the recipient at this address. 50 characters max.",
              "type": "string",
              "maxLength": 50
          },
          "type": {
              "description": "Address type. Must be one of the following: residential, business, or mailbox.",
              "type": "string",
              "enum": [
                  "residential",
                  "business",
                  "mailbox"
              ]
          },
          "line1": {
              "description": "Line 1 of the address (e.g., Number, street, etc). 100 characters max.",
              "type": "string",
              "maxLength": 100
          },
          "line2": {
              "description": "Line 2 of the address (e.g., Suite, apt #, etc). 100 characters max.",
              "type": "string",
              "maxLength": 100
          },
          "city": {
              "description": "City name. 50 characters max.",
              "type": "string",
              "maxLength": 50
          },
          "country_code": {
              "description": "2-letter country code. 2 characters max",
              "type": "string",
              "maxLength": 2,
              "minLength": 2
          },
          "postal_code": {
              "description": "Zip code or equivalent is usually required for countries that have them. 20 characters max.",
              "type": "string",
              "maxLength": 20
          },
          "state": {
              "description": "2-letter code for US states, and the equivalent for other countries. 100 characters max.",
              "type": "string",
              "maxLength": 100
          },
          "phone": {
              "description": "Phone number in E.123 format. 50 characters max.",
              "type": "string",
              "maxLength": 50
          }
      },
      "require": [
          "recipient_name",
          "line1",
          "city",
          "country_code"
      ]
  }