Transaction not yet indexed

mb56Ze1foQp3irhsoVSjVSph4k4L4ShcFJpdnBXD7rShX9AUqHT2CWBnrEkfgNRcSVBER5xHdRv7MSvRejFFMaf

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.