Transaction not yet indexed

ndUiAWzDGPktqzF4A5C4E5oQ4GziCi7FbD6UeKAeEvBpU8MUQQvvNU2FpcaM4fpfZxpvwkLRSsSAM4PbcvQQaiq

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