Transaction not yet indexed

21SXTf6XD5NE1Z6awkE5JC4ckvQFn4nyPJFZmXRhLpCX1mGPaFSDSrRHb8mry4QwAW2cz4Y3aGdcjNsmjcsaQRv6

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