json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "type": "object",
      "properties": {
          "email": {
              "type": "string",
              "format": "email",
              "maxLength": 1024
          },
          "firstName": {
              "type": "string",
              "minLength": 1,
              "maxLength": 1024
          },
          "lastName": {
              "type": "string",
              "minLength": 1,
              "maxLength": 1024
          },
          "companyName": {
              "type": "string",
              "maxLength": 1024
          },
          "phoneNumber": {
              "type": "string",
              "maxLength": 1024
          },
          "location": {
              "type": "string",
              "maxLength": 1024
          },
          "url": {
              "type": "string",
              "maxLength": 1024
          },
          "password": {
              "type": "string",
              "minLength": 8,
              "maxLength": 2048
          }
      },
      "additionalProperties": false
  }