curl --request GET \
  --url https://api.sandbox.isometric.com/registry/v0/refunds/{id}/credit_batches \
  --header 'Authorization: Bearer <token>' \
  --header 'x-client-secret: <x-client-secret>'

{
  "nodes": [
    {
      "beneficiary": {
        "domain": "isometric.com",
        "id": "org_1GB56M1ST1S0GVNA",
        "name": "<string>"
      },
      "carbon_removal_data": {
        "counterfactuals_kg": 123,
        "emissions_kg": 123,
        "gross_carbon_removed_kg": 123,
        "losses_kg": 123,
        "net_carbon_removed_kg": 123
      },
      "ccp_approved": true,
      "country_of_issue": "<string>",
      "delivered_at": "2023-11-07T05:31:56Z",
      "delivery_id": "dlv_1C454ZXA61S03Z9T",
      "id": "ctb_1DRBTYA8Q1S07CBY",
      "issuance_id": "iss_1EWT8R5FY1S0GFCY",
      "issued_at": "2023-11-07T05:31:56Z",
      "left_child_id": "ctb_1DRBTYA8Q1S07CBY",
      "owner": {
        "domain": "isometric.com",
        "id": "org_1GB56M1ST1S0GVNA",
        "name": "<string>"
      },
      "parent_id": "ctb_1DRBTYA8Q1S07CBY",
      "project_id": "prj_1CTWZQGKE1S0VAXA",
      "removal_id": "rmv_1EEM6NJXX1S0EXKD",
      "retired_at": "2023-11-07T05:31:56Z",
      "retirement_id": "ret_1FYBH4QDT1S0SVKF",
      "right_child_id": "ctb_1DRBTYA8Q1S07CBY",
      "sequestered_on": "2023-12-25",
      "serial_number": "<string>",
      "size": {
        "credit_kgs": 123,
        "credits": 123
      },
      "supplier_id": "spl_1CC712KFS1S0YKPS"
    }
  ],
  "total_count": 123
}