Transaction not yet indexed

5CstmdyVDYbFJHcgmN1BXGurCw596GZ7BXfqVjnTUoNZ1AEkh646bVbr2vWbKKc2Y3xdo3fKLctgYgRqS6SP4wQ2

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