Transaction not yet indexed

5Ubf9MZMAvQE8sRCMDtQ2S57Vdcs71zkQnpgCCBuQ6HqpZVq4RuuDp6JB7CYVs1QoASe4GFocvPe7Dih5YMTbBo6

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