Transaction not yet indexed

mPDkGMihE6dgffw4uHKCkPmABAXgeVyZfzLLQbwZNMN1WdyXCUhqQfpmehSmEqK5WPo2hMv7MbegCdDeN4f3YZP

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