Transaction not yet indexed

5Ud6M3cN9j3twd68s4rUD8PBqBsr5nKHTDbqm9MeNJzYdxTpfU4LSPrEhpXXv5s8xMLLguJLdhQ4FoAR1vJ98u21

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