Transaction not yet indexed

5U99MqqftK271opnxq1arr6pnkoR5Xuccoe9UKaW2jJGCkktHyEsWS5tvYRJ5gJndK1U5Xa8uSTti1cC6bRTQ3xS

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