Transaction not yet indexed

MJLYGYSeSChLkYnNvYKN3RKN7NCpm2cby5J4N8Ykc5VQdWc5XVLA6E3AwH5u2CkgYV9oESLXTgoBKpxySf8urt3

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