Transaction not yet indexed

yfmdGdXo64ZbtSmW7dnVDiKo1qvmT9tEUDhpnNcAgAS8cj6CVFfXPumvi7dDXGDznHZcbAMH78crNqf9DkLMKi2

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