Transaction not yet indexed

52Sz88F5Um8dT7efZtMXX5UMjGSeE7g2wvjjwnkinrRHNo9iM9XtpWQcGuCLp3W9Z87fkrnbjrEEy7mFP9toSssC

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