Transaction not yet indexed

REXzwj9QMZUL4T3RJtBM9CZ3E4PCocnVqR9hQLvHyMgn4LQ6q2N5QuCCdrm2bEPqiPzTbjKCbcQaK2Y5NXKLkDn

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