Transaction not yet indexed

52UxuRFb2BKCb49v9Z4K4Kqb3DBjWScTKtV3wMiY9bEZCELhx3e11xQKUkHAqYAL9WFepeEXo7qbQkxvyUFTAbjx

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