Transaction not yet indexed

MEKTF9jcSpJagvcNthMAzMgEMR2CnAugNB2bDoWh6AdTyhhgvPeDgNBWfVCsiH2bcduQ3r9ip3wMFmNVmWS3AkB

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