{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "additionalProperties": false,
  "required": [],
  "properties": {
    "expired_by": {
      "type": "u64",
      "description": "How long an invoice must be expired (seconds) before we delete it."
    },
    "cycle_seconds": {
      "type": "u64",
      "description": "The interval (in seconds) between cleaning expired invoices"
    }
  }
}