Transaction not yet indexed

MUPLMg3RBiYcLwQA42ZgWTZheZaqJtiKSpzKZdLL2M8LYDpkn14G71RFd1AWMP8RPaspXUw6ETFrTUdMANpCyhJ

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