---
$schema: "http://json-schema.org/draft-04/schema#"
title: SignatoryFieldCustomValidation
type: object
description: |
  Optional. Describes how to validate the input to this field using a
  custom regular expression.

properties:
  pattern:
    type: string
    description: |
      Regular expression pattern for field validation.
  positive_example:
    type: string
    description: |
      Example of an input that matches the pattern.
  tooltip:
    type: string
    description: |
      Tooltip for the input text field.
required:
  - pattern
  - positive_example
  - tooltip