Transaction not yet indexed

aTngMN4b57gwEXJVSMcAATrv5ZRH3wr6AVJjv3xbRxcJ1ZZdkfDbkh3GAYMjVMMkfk9uU6hKATAXfB5Skb8HBKU

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