json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "type": "array",
      "items": {
          "type": "object",
          "properties": {
              "id": {
                  "type": "string",
                  "pattern": "^[A-Fa-f\\d]{24}$"
              },
              "email": {
                  "type": "string",
                  "format": "email",
                  "maxLength": 1024
              },
              "role": {
                  "type": "string",
                  "enum": [
                      "admin",
                      "edit",
                      "view"
                  ]
              },
              "inviteDate": {
                  "type": "string",
                  "format": "date-time"
              },
              "ttl": {
                  "type": "number"
              },
              "hasExpired": {
                  "type": "boolean"
              }
          }
      }
  }