from qiskit_aer.primitives import EstimatorV2

options = {
    "backend_options": {
        "method" : "matrix_product_state"
    }
}
estimator = EstimatorV2(options=options)

--->  self._backend = AerSimulator(method=method, **self.options.backend_options)

TypeError: qiskit_aer.backends.aer_simulator.AerSimulator() got multiple values for keyword argument 'method'

    def __init__(
        self,
        *,
        options: dict | None = None,
    ):
        """
        Args:
            options: The options to control the default precision (``default_precision``),
                the backend options (``backend_options``), and
                the runtime options (``run_options``).
        """
        self._options = Options(**options) if options else Options()
        method = "density_matrix" if "noise_model" in self.options.backend_options else "automatic"
        ops = dict(method=method) 
        ops.update(self.options.backend_options)
        self._backend = AerSimulator(**ops)