Transaction not yet indexed

UMjm6DwLPgXuGS6SCkc8pSs9XRFog5YxsdzffjMkCJiZy3VMc5nPEFFQEqZWmca7xkGuUT8E9F2sSi9eKVYd5Bk

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