Transaction not yet indexed

ngnJZAk71NWLbbJS3AvqDHNSFxz2B3TZbLX8ZFUAM54gS2cxbcCrjWq2AhJc1Txabxr7GPmQ13ks4HtbAcJSpFf

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