> ## Documentation Index
> Fetch the complete documentation index at: https://www.helius.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Update Webhook

> Update an existing webhook configuration including transaction types, monitored addresses, authentication headers, and endpoint URL

## Request Parameters

<ParamField body="webhookID" type="string" required>
  The webhook ID — a UUIDv4 that uniquely identifies the webhook.
</ParamField>

<ParamField body="webhookURL" type="string" />

<ParamField body="transactionTypes" type="array" />

<ParamField body="accountAddresses" type="array" />

<ParamField body="webhookType" type="string">
  * `enhanced`
  * `raw`
  * `discord`
  * `enhancedDevnet`
  * `rawDevnet`
  * `discordDevnet`
</ParamField>

<ParamField body="authHeader" type="string" />

<ParamField body="encoding" type="string" />

<ParamField body="txnStatus" type="string" />