Get one ad account with spend cap, balance, funding source and capabilities.

{  "id": "example",  "account_id": "example",  "name": "Customer documents",  "account_status": 0,  "account_status_label": "example",  "currency": "example",  "timezone_name": "example",  "amount_spent": 0,  "business": {    "id": "example",    "name": "Customer documents"  },  "spend_cap": 0,  "balance": 0,  "disable_reason": 0,  "created_time": "example",  "funding_source_details": {},  "capabilities": []}