import
fun importContractAttachment(contractClassNames: List<<Error class: unknown class>>, uploader: String, jar: InputStream, attachmentId: <Error class: unknown class>? = null, signers: List<PublicKey> = emptyList()): <Error class: unknown class>
fun importContractAttachment(attachmentId: <Error class: unknown class>, contractAttachment: <Error class: unknown class>)