Transaction not yet indexed

NgkFofpkbDHBjZzmLe4RY3a4spWTYgxjZkn53mLt8WqwBp7p7BGDH8d6dUPmvqaMNJ3Gto4UgBuvBuJvyMm2v42

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