{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "title": "computeLedgerHashParameters",
  "type": "object",
  "properties": {
    "ledger": {
      "$ref": "getLedger",
      "description": "The ledger header to hash."
    }
  },
  "additionalProperties": false,
  "required": ["ledger"]
}