update_custom_name

Set or update the custom name of a VPS or Node instance. Useful for labeling instances with friendly names.

Parameters

Name	Type	Required	Description
`instanceId`	`string`	Yes	Instance ID (userNode or userVps ID) to update
`type`	`string`	Yes	Instance type: `"node"` or `"vps"`
`customName`	`string`	Yes	Custom name for the instance (max 100 characters)

Rename instance inst_456 to "my-validator"

## Custom Name Updated

**Instance ID:** inst_456
**Type:** vps
**Custom Name:** my-validator

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