create Signed Cose
abstract suspend fun createSignedCose(protectedHeader: CoseHeader? = null, unprotectedHeader: CoseHeader? = null, payload: ByteArray? = null, addKeyId: Boolean = true, addCertificate: Boolean = false): KmmResult<CoseSigned>
Creates and signs a new CoseSigned object, appends correct value for CoseHeader.algorithm into protectedHeader.
Parameters
add Key Id
whether to set CoseHeader.kid in protectedHeader
add Certificate
whether to set CoseHeader.certificateChain in unprotectedHeader