Transaction not yet indexed

Mkp9W6fZo7aVjPxoajkcWCRHPZhzYfqZweaRemVQs7hNoeZDfTUfBjCqSbxAbC1TDW7Zn6qMRc9V4Z8rG7aqEMN

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