Transaction not yet indexed

SPwM6VJ6xWR7Pp53DQrFHj7knhHXPoBMF14s7DSfxEpUTC3WC2NmhgcvreuaMvbzxDU6XwNh3cqLSWppjwt4Fp6

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