---
title: "Checks an Ergo transaction without sending it over the network given in form of hex-encoded transaction bytes. Checks that transaction is valid and its inputs are in the UTXO set. Returns transaction identifier if the transaction is passing the checks."
method: POST
path: "/transactions/checkBytes"
tags: ["transactions"]
---

# Checks an Ergo transaction without sending it over the network given in form of hex-encoded transaction bytes. Checks that transaction is valid and its inputs are in the UTXO set. Returns transaction identifier if the transaction is passing the checks.

`POST /transactions/checkBytes`

## Request body

- string

## Response `200`

JSON with ID of the new transaction

- string, base16 — Base16-encoded transaction id bytes

## Other responses

- `default` — Error

---

[API](https://skmtc.dev/ergoplatform/apis/ergo-node-api.md) · [All operations](https://skmtc.dev/ergoplatform/apis/ergo-node-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/ergoplatform/ergo-node-api/revisions/a731602272c6/schema)