Transaction not yet indexed

RMb9X4JGyhJKvHAuo7Smex2vprzZjG3zAy6fsUEQrZmTZNVUF9nus3nBryENRGbmacGhP3jpcn7sqTTu2kQUEeH

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