Authorizations
API Key authentication. Provide your token in the 'Authorization' header. Example: Authorization: Bearer <YOUR_TOKEN>
Path Parameters
The unique identifier for the captive portal instance.
Example:
"9a7f1b2c-3d4e-5f6a-7b8c-9d0e1f2a3b4c"
The type of image to upload.
Available options: 
logo, icon Example:
"logo"
Body
multipart/form-data
The image file to upload. Logos should be at least 120x80px. Icons must be square and at least 32x32px.
Response
The image was uploaded and accepted for processing.