Transaction not yet indexed

nuEm9ZA7bGgTGuBu1dDm9hbu6TxC8Kv2KPmxNNffZiTrMWqixC6dZj5v2L5oy4GxHkPLfiyuj8hXRN2V2f3moob

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