Transaction not yet indexed

mPBUgRCe8jPJ8pHQgdeVBnDknBjX28hD52LhtURrLZWyBL6NGKSaSL3iuYMbgEd7h4UbnKLGE4eSUygpcpY57Jk

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