Files
Delete File
client.Beta.Files.Delete(ctx, fileID, body) (*DeletedFile, error)
/v1/files/{file_id}?beta=true
Download File
client.Beta.Files.Download(ctx, fileID, query) (*Response, error)
/v1/files/{file_id}/content?beta=true
Get File Metadata
client.Beta.Files.GetMetadata(ctx, fileID, query) (*FileMetadata, error)
/v1/files/{file_id}?beta=true