Transaction not yet indexed

MDyGshpfSpWGQGUE9FC9AsnFGpgv5uatvBiqYreh2A1J2aGEcuH4v5GfHpvzm6U7HEa3x35dbM5qgngAXaXWFP7

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