{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/epa/refs/heads/main/json-schema/cip-service-permanent-identifier-schema.json",
  "title": "permanent_identifier",
  "description": "NHD permanent identifier of the navigated flowline.",
  "type": "string"
}