Transaction not yet indexed

ngmEd2hfsU51DnKd2SZ2cNu8JqXsQuW5RDsAstYWLc3qSRXsyrFb9Dqd94eeC9Wc1PfHNqYR4axvYGbtCC3cqM8

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