Transaction not yet indexed

52L5RT2kYqNECHxGHb1zzbSB4jkNuoTRaAdYuLLCAdjdWJXeFUCeBSt49Yb8wdKLCgkLTLAGN5y547xDHwPUyt64

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