Transaction not yet indexed

1MKVMx7ph3i4KCnQqQ4SQJ5NrLtNTJEmHbFNgG31vYo2pwsUh4HvMCrw3WsfTSpBkLAmsPxo7qdzaMvjnQnpjsC

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