Transaction not yet indexed

4Z7421kBaS6fu6YhNk7Wb7qChRpCGFtxCup87mr63UmR4kcFdPyzcb1dNnxQyjePJpDwHBKBWNPP2wg6GYUBJNCn

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