Transaction not yet indexed

mpkEJsJ4uDMRtCK1jxUKZV3BQQrsaK1JvfYyCH3AgeTXoUkurojaHTv44C69TyPA5B9Z2tHE2sErpVcsbG3W1Lv

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