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

> Upload an NDA file for participants to sign before accessing the study. Accepts PDF files via multipart/form-data.

# Upload NDA file



## OpenAPI

````yaml put /v1/projects/{projectId}/files/form-data
openapi: 3.0.0
info:
  title: Partner API
  description: Public API for partner integrations
  version: '1.0'
  contact: {}
servers:
  - url: https://api-staging.respondent.io
security: []
tags: []
paths:
  /v1/projects/{projectId}/files/form-data:
    put:
      tags:
        - projects
      summary: Upload NDA file
      description: |-
        The project must be in draft status to use this endpoint.
             Currently, only files of type nda are supported.
             Accepted file formats: PDF and DOCX.
        Must include `Content-Length` and `Content-Type` headers.
      operationId: ProjectsController_uploadFilesFormData
      parameters:
        - name: x-api-key
          in: header
          required: true
          schema:
            type: string
        - name: x-api-secret
          in: header
          required: true
          schema:
            type: string
        - name: projectId
          required: true
          in: path
          schema:
            type: string
        - name: type
          required: true
          in: query
          schema:
            enum:
              - nda
              - picture
              - attachment
            type: string
        - name: Content-Type
          in: header
          required: true
          schema:
            type: string
        - name: Content-Length
          in: header
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          multipart/form-data:
            schema:
              type: object
              properties:
                uploadFile:
                  type: string
                  format: binary
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                type: object

````