Transaction not yet indexed

52JtZF1SYCh9Mk5quNgnGop44iw9GGsRpFTp4MRnWZ8EWnZ3eXqP1aiLkSy9y64QUEWrnvPhm729CZYrkXPkdCeA

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