Transaction not yet indexed

mb2Aa5pKjf8ZTwTYyiiL5zPPGmHLLB5w615U7xATTUf6WMKr5t4Uvx2rDQwymbbXfkYQFdRK6EvDq5U8DgS84Y9

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