Transaction not yet indexed

UcM6NYRnkJVArDWbitVRsjxwKpKMjxPY2ZJV6guJcYEdVwNSSKMXC9W9wSrST5b6dgab8MJg4AmxRF2Ew5J4MAc

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