---
title: "Simulate a wallet transaction"
method: POST
path: "/user/{address}/wallet/simulate"
tags: ["Wallet data endpoints"]
---

# Simulate a wallet transaction

`POST /user/{address}/wallet/simulate`

Simulate a wallet transaction. Authentication with an API key is required.

## Path parameters

- `address` string, required

## Headers

- `Authorization` string, required

## Request body

- SimulationRequest
  - `serializedTx` string — Serialized transaction request

## Response `200`

Simulated transaction results

- SerializedTransactionSimulation[]
  - `success` boolean — Indicates transaction success
  - `logs` string[] — Transaction logs
  - `results` SerializedTransactionSimulationEntry
    - `delta` number — Estimated token balance change as a result of transaction
    - `metadata` SerializedTransactionSimulationMetadata
      - `tokenName` string — Name of the token
      - `tokenSymbol` string — Symbol of the token
      - `tokenLogo` string — Logo of the token
  - `errorMessage` string — Error message associated with transaction

## Other responses

- `400` — Invalid address
- `404` — Address not found

---

[API](https://skmtc.net/unstoppabledomains/apis/profile-api.md) · [All operations](https://skmtc.net/unstoppabledomains/apis/profile-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/unstoppabledomains/profile-api/versions/10f8400cb1c1/schema)