{
  "type": "object",
  "title": "TransactionIdentifier",
  "description": "The transaction_identifier uniquely identifies a transaction in a particular network and block or in the mempool.",
  "required": ["hash"],
  "additionalProperties": false,
  "properties": {
    "hash": {
      "type": "string",
      "description": "Any transactions that are attributable only to a block (ex: a block event) should use the hash of the block as the identifier."
    }
  }
}