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

# Get Copper Unlimited Transaction

Optionally, retrieve the status of your request from Copper Unlimited Online using your `transactionRequestId`


## OpenAPI

````yaml copper-unlimited-open-api get /sign-async/{transactionRequestId}
openapi: 3.1.0
info:
  title: Copper Unlimited Online API
  description: API for signing transactions asynchronously with Copper Unlimited Online
  version: 1.0.0
servers:
  - url: http://0.0.0.0:3010
    description: Local server
security: []
paths:
  /sign-async/{transactionRequestId}:
    get:
      summary: Get status of the sign request
      parameters:
        - name: transactionRequestId
          in: path
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Status of the sign request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SignAsyncStatusResponse'
components:
  schemas:
    SignAsyncStatusResponse:
      type: object
      properties:
        status:
          $ref: '#/components/schemas/SignAsyncStatus'
          type: string
        message:
          type: string
          examples:
            - AQRwL5FqGrbLaPO4w+NoEq9oZ...R5I/wjEQND/4YmIn+rbN9uh5U/0=
    SignAsyncStatus:
      type: object
      enum:
        - starting
        - session-established
        - in-progress
        - completed
        - error
      description: |-
        * `starting`: The request is accepted for processing
        * `session-established`: The CU session has been established
        * `in-progress`: The signature is being generated
        * `completed`: The transaction has been signed
        * `error`: Something went wrong, see the message field

````