Transaction not yet indexed

RTf12Qk8CxWBQGtkisxCFy8J4Ds3J2ubQ1p4rsNQY6YVKTYTrrhcLGpH1uaKoxr8RqitxWsBaeQyL3mbrD3vrE8

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