# Create an Attachment Link

Creates a attachment link using the provided parameters.

Endpoint: POST /v1/attachment_links
Version: 1.0.0
Security: apiKeyAuth, practiceGroupId

## Request fields (application/json):

  - `expiry_date` (string)
    ISO 8601 date format
    Example: "1989-04-11"

  - `ehr_file_id` (string)
    File ID retrieved from List Patient Attachments endpoint. If not provided, file_data must be provided.

  - `file_data` (string)
    Base 64 representation of a file. Up to 2MB.

  - `file_name` (string, required)

  - `patient_id` (string, required)

  - `maximum_use_count` (number)

## Response 200 fields (application/json):

  - `attachment_link` (string, required)

  - `attachment_uuid` (string, required)

## Response 400 fields (application/json):

  - `error` (boolean, required)

  - `statusCode` (number, required)

  - `message` (array, required)

  - `message.code` (string, required)

  - `message.expected` (string, required)

  - `message.path` (array, required)


## Response 401 fields

## Response 422 fields

## Response 500 fields