setAccessKey("your ak"); $client->setSecretKey("your sk"); $body = [ 'NumberPoolNo' => 'NP162981168404095092', 'SubId' => 'S16329006138991e7e1003', 'UpdateType' => 'updatePhoneNoB', 'PhoneNoB' => '13700000004', ]; $response = $client->UpdateAXN($body); echo $response;