Ansible: Create subnet in an VPC

create-subnet.yml

---
- hosts: 172.30.1.237
  name: Create subnet for database servers
  tasks:
    - name: Creating public subent 
      ec2_vpc_subnet:
        state: present
        cidr: 10.3.1.0/24
        resource_tags: { "Environment":"Dev", "Name":"public"}
        vpc_id: vpc-6c31ac09
        region: ap-northeast-1
    - name: Creating private subnet
      ec2_vpc_subnet:
        state: present
        cidr: 10.3.2.0/24
        resource_tags: { "Name":"private" }
        vpc_id: vpc-6c31ac09
        region: ap-northeast-1