Transaction not yet indexed

51d9wQaTQkoRm6wRkLQcqHmiKu2Ytp2Fwr4Exwaj6ACmbsr4RFaUoiM3gTDJSU1T1btekrNXcBvTY7FcSs7C2DpQ

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