Transaction not yet indexed

21XZ52H2sWVKwk2dfddzqYtYBCduTygqX9XAADSBMtTYo3W3Xi34RnyaFazBYiD4xrPf7t7PThJZwG21FaNJ8gv6

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