Get PBX subscription plan's sub-plans

Fetch sub-plans of a PBX subscription plan. PBX subscription plan might have a subplans. Usually, sub-plan has the same configuration details, as the base plan, but it provides another billing options. For example, a plan might have a monthly billing, but it has a sub-plan with a yearly billing and a lower price. If you buy a yearly subscription, you will have the same benefits, as with a monthly subscription. The id parameter used in this request refers to the unique PBX plan identifier. You can retrieve available plan IDs via GET /api/v1/pbx/plans.

curl -X GET "https://example.com/api/v1/pbx/plans/1/subplans" \  -H "Authorization: string"

{  "code": 0,  "data": {    "sub_plans": [      {        "activation": 0,        "concurrent_call_capacity": 0,        "description": "string",        "extension_capacity": 0,        "frequency": "monthly",        "id": 0,        "monthly": 0,        "recording_capacity": 0,        "sub_plans": [          {}        ],        "title": "string"      }    ]  },  "error_details": {    "property1": [      "string"    ],    "property2": [      "string"    ]  },  "message": "string",  "request_id": "string",  "status": "ok"}