Transaction not yet indexed

WF55fVkEMis6yLDaf8W41LGUXfKk2q9U6PjquiBQvS1qYEtCjyzVTcFjbQxpwG71qD6vc7E4cQf5qF17vMPFqED

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