Transaction not yet indexed

Me88GqQaLLV7PCdPYiU9UCVTZjxz1xEBg6q64iYk3CXEsLoP4EiG3LPD5QuS4Rgp3sM3Rc53STVKqJGdvSZ3KiB

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