Transaction not yet indexed

RMtWuDLETT15ESMAH6bBRMyYaJRfB18rRmqtgxqaJQBJzwNC9d3mAFcmd77xCHBoXAzwyMfUDCQetuPKRHHPaup

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