Transaction not yet indexed

52ZzeyMgmsWADZDufhSwzDJw8eWrKXBMy76xKD8pTdmjL4HUXqU7m91ZqcBX8b3cfaMRdD3mKn6HgiFbJ5sfdSu2

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