Transaction not yet indexed

5MfDC2XHXQLffb664xnJBUG9ffjPwH1c2sE6F1L3YQQiqbaxDwYUWAXdFmx7YAcVXpXHhxTQea7uVNreYsxGgESd

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