Transaction not yet indexed

YMNwhjjhoQt4mpwGhXtoPKoQGJ4zWCiU4uGYNWqoTXn5gjkTgCg5t9vtUMWYkCdCsVTBR8ATMRwMFctTWAyxxs6

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