Transaction not yet indexed

MJgX5rb9HGjJ6ihNywrmrDWjoZZwjszWRCuvieJ3ZVcD8ZjFNNcZwYW56uhdwTSc9X7HqYkegyWuHDvBaPf4ezM

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