Transaction not yet indexed

53SYgynfHMFaSJSVSzujBvsDmHoDz3P64X15vgftaHvuU2THqp4Fy9K21HeRezqjnzCf8Y3RhxWmaiLUcDzcWsF3

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