post
https://staging-api.365finance.co.uk/documents
Upload supporting documents for an application. Documents are linked to applications using the External Reference (Application ID).
Authentication:
Use API Key authentication via the X-API-Key header.
Supported Document Types:
- Bank statements
- ID verification (passport, driving license)
- Business documents (management accounts, etc.)
- Card statements
- Open banking reports
- Permission forms
- Other supporting documents
File Requirements:
- Formats: PDF, JPG, PNG, CSV
- Encoding: Base64
- Size: Contact support for current limits
Invalid request. Check document format, encoding, or required fields.
Unauthorized - Missing or invalid API key
Forbidden - Invalid or deactivated API key
Application not found. Verify the ExternalReference ID.
Document too large. Reduce file size or contact support.
Internal server error. Please contact support if the issue persists.