# Validate a user's invite

Check if a user's invite is still valid. This operation is useful to avoid having the user fill in a form only to be held by a validation issue (eg. expired invite).

Endpoint: POST /users/{user_id}/invite/validate
Version: v3
Security: api-key

## Path parameters:

  - `user_id` (string, required)
    The unique identifier for the user.

## Request fields (application/json):

  - `inviteCode` (string, required)
    A randomly generated one-time use code.

## Response 400 fields (application/json):

  - `message` (string)
    When present helps to identify and fix the problem.

  - `syntaxErrors` (object)
    Is returned as part of an HTTP error response whenever a syntax error is detected. A list of the fields together with their syntax error will be provided.

  - `syntaxErrors.invalidFields` (array)

  - `syntaxErrors.invalidFields.params` (array)

  - `syntaxErrors.invalidFields.fieldName` (string)

  - `syntaxErrors.invalidFields.error` (string)
    Enum: "REQUIRED", "HAS_TEXT", "REQUIRES", "SIZE", "RANGE", "IN", "NOT_IN", "REGEX", "EXACTLY", "AT_LEAST", "AT_MOST", "ALL_OR_NONE"

## Response 403 fields (application/json):

  - `errorCode` (string)
    Enum: "INSUFFICIENT_PERMISSIONS"

## Response 404 fields (application/json):

  - `code` (string)

  - `message` (string)

## Response 409 fields (application/json):

  - `errorCode` (string)
    Enum: "INVITE_OR_INVITE_CODE_INVALID"

## Response default fields (application/json):

  - `code` (string)

  - `message` (string)