Transaction not yet indexed

MtkSBfDZPMjfqewd6Xtp8Efuahy1rxUffLgC23cGgfMw9PENMLuDar4xZqqNnT2QAf8FMJUuDKLSfa4dmFKwoUV

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