Transaction not yet indexed

52LbspgYm95iCKBvZ5joZhzuJv3U6uyTEy6XcQPC871SRBiXGz1n37VZPcs49CsCKQyAh8Fofd9K3ufNSQ7fMfF7

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