> ## Documentation Index
> Fetch the complete documentation index at: https://developer.verilock.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Transaction Decision

> Submit a manual decision on a flagged transaction after review.

## Path Parameters

<ParamField path="id" type="string" required>
  The transaction screening ID
</ParamField>

## Body Parameters

<ParamField body="decision" type="string" required>
  One of `approve`, `block`, or `escalate`
</ParamField>

<ParamField body="reason" type="string">
  Reason or notes for the decision
</ParamField>

<RequestExample>
  ```bash cURL theme={null}
  curl -X POST \
    "https://verilock.io/api/v1/transactions/txn_c4e5f6a7-8b9c-4d0e-a1f2-b3c4d5e6f7a8/decision" \
    -H "Authorization: Bearer qi_live_your_api_key_here" \
    -H "Content-Type: application/json" \
    -d '{
      "decision": "approve",
      "reason": "Verified sender identity and business relationship with receiver."
    }'
  ```
</RequestExample>

<ResponseExample>
  ```json 200 OK theme={null}
  {
    "id": "txn_c4e5f6a7-8b9c-4d0e-a1f2-b3c4d5e6f7a8",
    "decision": "approve",
    "decided_by": "api_key_prod_a1b2c3d4",
    "decided_at": "2026-03-15T16:05:00Z"
  }
  ```
</ResponseExample>