Transaction not yet indexed

HNgKXcEzbHe3RJPfC4uRTxL6cMbDFjFQeqSAnxLHjANSrLD3S362FGqeSrJYU69B2aA63Nr41N47y7LDxM9y4U6

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