Transaction not yet indexed

ymMYoWFGcapVCpnDBTJ72DDuWujH5e6iE58Yx4XfofWwjAxMa6o85aCyu1y9ViA3vBJF7fdfFkoNwUJPuQSMq23

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