curl --request POST \
  --url https://api.devin.ai/v3beta1/organizations/{org_id}/snapshot-setup/blueprints/{blueprint_id}/files \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form file='@example-file'

{
  "blueprint_id": "<string>",
  "created_at": 123,
  "env_var_name": "<string>",
  "file_id": "<string>",
  "name": "<string>",
  "size_bytes": 123,
  "updated_at": 123
}