Transaction not yet indexed

53PPBV8mNSbwLvks5UHDusGk4QCJFHJM7tkccyYYTGm7jFkco4x7Gtmr4PknU4Bjmuavm3BDHEqi2n1GNDG2buoC

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