def _set_sa_encrypted(self, v, load=False):
    """
    Setter method for sa_encrypted, mapped from YANG variable /macsec/interfaces/interface/scsa_tx/scsa_tx/state/counters/sa_encrypted (oc-yang:counter64)
    If this variable is read-only (config: false) in the
    source YANG file, then _set_sa_encrypted is considered as a private
    method. Backends looking to populate this variable should
    do so via calling thisObj._set_sa_encrypted() directly.

    YANG Description: Secure Association Encrypted TX Packets counter.