Transaction not yet indexed

PU8ybk17qdzrPUaMKEMCktmGrkXBiNqnTMrcQxpPf6BApsqHoAVVzR4Dq22UCMQ6qtoYCKeW6tcAaqGMs2Kiuv9

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