Transaction not yet indexed

66MekhLS6jqR3nLcd1SC65FqsbjccgFsUNzrXYErTtih9gS6iyeqk3tWU9siim9G83GNtMoLb48KYCZsbCU4pHH8

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