json_schema: {
      "$schema": "http://json-schema.org/draft-07/schema#",
      "additionalProperties": false,
      "properties": {
          "anonymousRecruitment": {
              "type": "boolean"
          },
          "locations": {
              "items": {
                  "enum": [
                      "Scotland",
                      "North East England",
                      "North West England",
                      "Yorkshire and the Humber",
                      "East Midlands",
                      "West Midlands",
                      "East of England",
                      "Wales",
                      "London",
                      "South East England",
                      "South West England",
                      "Northern Ireland",
                      "International (outside the UK)"
                  ]
              },
              "maxItems": 13,
              "minItems": 1,
              "type": "array",
              "_uniqueItems": true
          },
          "manageIncentives": {
              "type": "boolean"
          },
          "recruitFromList": {
              "type": "boolean"
          },
          "recruitMethods": {
              "items": {
                  "enum": [
                      "Entirely offline",
                      "Initial recruitment offline, but then contact them online",
                      "Entirely online"
                  ]
              },
              "maxItems": 3,
              "minItems": 1,
              "type": "array",
              "_uniqueItems": true
          }
      },
      "required": [
          "anonymousRecruitment",
          "locations",
          "manageIncentives",
          "recruitFromList",
          "recruitMethods"
      ],
      "title": "Digital Outcomes and Specialists 4 User research participants Service Schema",
      "type": "object"
  }