API to Update a Customer Account TCA R12

DECLARE
p_cust_account_rec      HZ_CUST_ACCOUNT_V2PUB.CUST_ACCOUNT_REC_TYPE;
p_object_version_number NUMBER;
x_return_status         VARCHAR2(2000);
x_msg_count             NUMBER;
x_msg_data              VARCHAR2(2000);

BEGIN
-- Setting the Context --
mo_global.init('AR');
fnd_global.apps_initialize ( user_id      => 1318
                            ,resp_id      => 50559
                            ,resp_appl_id => 222);
mo_global.set_policy_context('S',204);
fnd_global.set_nls_context('AMERICAN');

-- Initializing the Mandatory API parameters
p_cust_account_rec.cust_account_id := 150734;
p_cust_account_rec.customer_type   := 'R';  -- Should be available under the lookup_type "CUSTOMER_TYPE"
p_cust_account_rec.account_name    := 'TCA - Account';
p_object_version_number            := 1;

DBMS_OUTPUT.PUT_LINE('Calling the API hz_cust_account_v2pub.update_cust_account');

HZ_CUST_ACCOUNT_V2PUB.UPDATE_CUST_ACCOUNT
                  (
                    p_init_msg_list         => FND_API.G_TRUE,
                    p_cust_account_rec      => p_cust_account_rec,
                    p_object_version_number => p_object_version_number,
                    x_return_status         => x_return_status,
                    x_msg_count             => x_msg_count,
                    x_msg_data              => x_msg_data
                          );

IF  x_return_status = fnd_api.g_ret_sts_success THEN
    COMMIT;
    DBMS_OUTPUT.PUT_LINE('Updation of Customer Account is Successful ');
    DBMS_OUTPUT.PUT_LINE('Output information ....'); 
    dbms_output.put_line('Object Version Number ='||p_object_version_number);
   
ELSE
    DBMS_OUTPUT.put_line ('Updation of Customer Account got failed:'||x_msg_data);
    ROLLBACK;
    FOR i IN 1 .. x_msg_count
    LOOP
      x_msg_data := fnd_msg_pub.get( p_msg_index => i, p_encoded => 'F');
      dbms_output.put_line( i|| ') '|| x_msg_data);
    END LOOP;
END IF;
DBMS_OUTPUT.PUT_LINE('Completion of API');
END;