Transaction not yet indexed

mPx3pUNXnHaTKAgDaG31m9PCiCYeTDwALLpR4wygUapn8XuTbAhNKZRZRT86hJhCDc7csSJXjkEi4K2CUpfNqqS

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