Transaction not yet indexed

Hpmgm8SQUCcLvnPYPUJDR81nndnyTqtDkdiBL8eTP2sJaE8NCfA3g5mmRqxx5kM8uKbiAEYc8Vt29ooss1gWrfQ

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