BlockTransactionDag

{
    "transactions": [
        {
            "index": 0,
            "tx_hash": "string",
            "tx_type": 0,
            "gas_used": "string",
            "from": "string",
            "to": "string"
        }
    ],
    "dags": [
        {
            "source": 0,
            "target": 0,
            "dep_type": 0
        }
    ],
    "block_number": 0
}