Transaction not yet indexed

RiSFJkR2YimRkodKg6tj1cMbBfVyTLQaFPaiFbwBSYRRYQ6T45kkwU5PSZ6F3PoNsGvUaGpJJCkx3sRLZ6d3jc2

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