<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def create_from_json(cls, json_data):
 """Deserialize msa json data into a Msa object Args: json_data (dict):
 The json data for this msa Returns: Msa object """

        msa = Msa()
        msa.msa = json_data["msa_info"]["msa"]
        msa.meta = json_data["meta"] if "meta" in json_data else None

        msa.component_results = _create_component_results(json_data, "msa_info")

        return msa