curl --location --request POST 'https://api-sandbox.kycsolution.com/api/service/documents/attachment' \
--header 'X-API-Key: <api-key>' \
--form 'document="eee5e326-b8f0-44c9-bd46-b84bac7098da"' \
--form 'side="2"' \
--form 'file=@""'{
"result": {
"mime_type": "image/jpeg",
"file_name": "557dfd76-221b-4812-aa9e-97aa50298343-s8bfdbc9veqlpuz0f3l1.jpg",
"side": 1,
"document": {
"id": "0a0645a0-947c-4d19-8ab7-6e20d7c5d05b"
},
"id": "422c99ce-51df-4d7d-bc38-dba6c1c2c63f",
"created_at": "2025-07-11T13:05:31.202Z",
"updated_at": "2025-07-11T13:05:31.202Z",
"deleted_at": null
}
}