curl --request GET \
  --url https://api.sandbox.getasset.com/v0/business/{business_id}/bills/{bill_id} \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "business_id": "biz_Pk2fNFDd8wj7EFeLWJywc7",
    "vendor_id": "<string>",
    "number": "<string>",
    "description": "<string>",
    "total_amount": 123,
    "total_paid": 123,
    "due_at": "2023-11-07T05:31:56Z",
    "issued_at": "2023-11-07T05:31:56Z",
    "voided_at": "2023-11-07T05:31:56Z",
    "status": "open",
    "metadata_": {},
    "id": "bill_WQMDNUHpBThYSNh4AprDBo",
    "lines": [
      {
        "description": "<string>",
        "number": "<string>",
        "ledger_id": "ldg_WQMDNUHpBThYSNh4AprDBo",
        "amount": 123,
        "metadata_": {},
        "id": "bill_line_WQMDNUHpBThYSNh4AprDBo",
        "bill_id": "bill_WQMDNUHpBThYSNh4AprDBo"
      }
    ],
    "payments": [
      {
        "bill_id": "bil_WQMDNUHpBThYSNh4AprDBo",
        "transaction_id": "txn_WQMDNUHpBThYSNh4AprDBo",
        "payment_id": "blp_WQMDNUHpBThYSNh4AprDBo",
        "datetime": "2021-01-01T00:00:00Z",
        "payment_amount": 123,
        "id": "blp_WQMDNUHpBThYSNh4AprDBo",
        "bill": {}
      }
    ]
  }
}