> For the complete documentation index, see [llms.txt](https://docs.blockpi.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.blockpi.io/build/api-reference/ethereum-raw-api/debug_tracetransaction.md).

# debug\_traceTransaction

It will attempt to run the transaction in the exact same manner as it was executed on the network.

#### **Parameters:**

**String** - The hash of a transaction.

**Object** - tracer

* **tracer: string** - the type of tracer. Currently supports `callTracer` and `prestateTracer`

#### **Returns:**

**Array** - Block traces

#### Example:

{% code overflow="wrap" %}

```python
// Request
curl https://arc.blockpi.network/v1/rpc/your-rpc-key -X POST -H "Content-Type: application/json" --data '{"method":"debug_traceTransaction","params":["0xbc5f082a915fdad2cf2a550360489825a24d24d8e46895ff8e3cda28cbef6b29", {"tracer": "callTracer"}],"id":1,"jsonrpc":"2.0"}'

// Result
{
    "jsonrpc": "2.0",
    "id": 1,
    "result": {   }
}
```

{% endcode %}