Transaction not yet indexed

53421GuiDupMJFTWFC6HWeJURS4Ji8uatVBMB2PAG62QVA7bsZt1t4MqRxpSPN1nDw3UWTiVdk4PCkNLCiMiJSzc

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