Nissan has discontinued replacement keyless entry remotes with FCC ID A269ZUA073. These 4-button keyfobs were used on both Nissan and Infiniti vehicles.
Remotes Unlimited does offer a replacement aftermarket remote for this keyfob. It is a 4-button ReMoto. It is significantly less expensive than the dealer list price on the Nissan or Infiniti versions of the remote. It is user programmable for all applications.