Transaction not yet indexed

HMDKDuFPUUKnj6C95ngArqUKrF8nJ7KR6VraonUv8Lmm3ooF7Kx8JCDutJkGCxkGeFAEVLEBmvXXdttSm1aX1k6

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