Transaction not yet indexed

278U7Me4bAZAFpUUkiRa5oYpgZT1N5hKgyYrWt6aT3bhKSXC9dfeG4eNeT4T5d1iYsirQsN1iDFeZSdSmfb9PpWi

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