{
  "title": "RosettaRelatedOperation",
  "type": "object",
  "description": "Restrict referenced related_operations to identifier indexes < the current operation_identifier.index. This ensures there exists a clear DAG-structure of relations. Since operations are one-sided, one could imagine relating operations in a single transfer or linking operations in a call tree.",
  "required": ["index"],
  "additionalProperties": false,
  "properties": {
    "index": {
      "type": "integer",
      "description": "Describes the index of related operation."
    },
    "network_index": {
      "type": "integer",
      "description": "Some blockchains specify an operation index that is essential for client use. network_index should not be populated if there is no notion of an operation index in a blockchain (typically most account-based blockchains)."
    }
  }
}