---
title: "Submit transaction"
method: POST
path: "/create/sendTransaction"
tags: ["Creation"]
---

# Submit transaction

`POST /create/sendTransaction`

Forward a fully signed Solana transaction (base64-encoded) on behalf
of the caller. Used by the UI to relay the create / buy / sell
transactions through the platform's RPC for priority-fee uplift and
retry handling.

## Request body

- object
  - `transaction` string, required — Base64-encoded fully-signed VersionedTransaction.
  - `wallet` string, required — Caller wallet (base58). Must match the transaction's fee payer.
  - `priorityFee` integer — Optional priority-fee override in micro-lamports. If omitted the platform applies its default policy.

## Response `200`

Accepted

- object
  - `signature` string — Base58 transaction signature.

---

[API](https://skmtc.net/raydium/apis/api-v1-v2-legacy.md) · [All operations](https://skmtc.net/raydium/apis/api-v1-v2-legacy/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/raydium/api-v1-v2-legacy/revisions/cca93975de95/schema)