Transaction not yet indexed

Mgk6JFTxjsZpV6tDq4vjedGD7AxLYjhDDzzQdqjQNRbDp59EDy8xiWV6KCWfarwPs1P5smUjXcZb4frwQhMV51P

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