curl --request PATCH \
  --url https://sandbox.layerfi.com/v1/businesses/{businessId}/bills/refunds/{refundId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "external_id": "<string>",
  "completed_at": "2023-11-07T05:31:56Z",
  "allocations": [
    {
      "total_amount": 123,
      "line_items": [
        {
          "amount": 123,
          "account_identifier": {
            "type": "AccountId",
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
          },
          "external_id": "<string>",
          "prepayment_account_identifier": {
            "type": "AccountId",
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
          },
          "tags": [
            {
              "key": "department",
              "value": "sales",
              "dimension_display_name": "Department",
              "value_display_name": "Sales Department"
            }
          ],
          "memo": "<string>",
          "metadata": {
            "custom_field": "value",
            "any valid json": "below 1kb",
            "nested": {
              "meaning of life": 42,
              "array": []
            }
          },
          "reference_number": "<string>"
        }
      ],
      "external_id": "<string>",
      "bill_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "bill_external_id": "<string>",
      "bill_line_item_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "bill_line_item_external_id": "<string>",
      "bill_payment_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "bill_payment_external_id": "<string>",
      "vendor_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "vendor_external_id": "<string>",
      "tags": [
        {
          "key": "department",
          "value": "sales",
          "dimension_display_name": "Department",
          "value_display_name": "Sales Department"
        }
      ],
      "memo": "<string>",
      "metadata": {
        "custom_field": "value",
        "any valid json": "below 1kb",
        "nested": {
          "meaning of life": 42,
          "array": []
        }
      },
      "reference_number": "<string>"
    }
  ],
  "payments": [
    {
      "external_id": "payment-456",
      "refunded_amount": 123,
      "refund_processing_fee": 123,
      "completed_at": "2023-11-07T05:31:56Z",
      "method": "ACH",
      "processor": "STRIPE",
      "payment_clearing_account_identifier": {
        "type": "AccountId",
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
      },
      "tags": [
        {
          "key": "department",
          "value": "sales",
          "dimension_display_name": "Department",
          "value_display_name": "Sales Department"
        }
      ],
      "memo": "<string>",
      "metadata": {
        "custom_field": "value",
        "any valid json": "below 1kb",
        "nested": {
          "meaning of life": 42,
          "array": []
        }
      },
      "reference_number": "<string>"
    }
  ],
  "tags": [
    {
      "key": "department",
      "value": "sales",
      "dimension_display_name": "Department",
      "value_display_name": "Sales Department"
    }
  ],
  "memo": "<string>",
  "metadata": {
    "custom_field": "value",
    "any valid json": "below 1kb",
    "nested": {
      "meaning of life": 42,
      "array": []
    }
  },
  "reference_number": "<string>"
}
'

import requests

url = "https://sandbox.layerfi.com/v1/businesses/{businessId}/bills/refunds/{refundId}"

payload = {
    "external_id": "<string>",
    "completed_at": "2023-11-07T05:31:56Z",
    "allocations": [
        {
            "total_amount": 123,
            "line_items": [
                {
                    "amount": 123,
                    "account_identifier": {
                        "type": "AccountId",
                        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
                    },
                    "external_id": "<string>",
                    "prepayment_account_identifier": {
                        "type": "AccountId",
                        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
                    },
                    "tags": [
                        {
                            "key": "department",
                            "value": "sales",
                            "dimension_display_name": "Department",
                            "value_display_name": "Sales Department"
                        }
                    ],
                    "memo": "<string>",
                    "metadata": {
                        "custom_field": "value",
                        "any valid json": "below 1kb",
                        "nested": {
                            "meaning of life": 42,
                            "array": []
                        }
                    },
                    "reference_number": "<string>"
                }
            ],
            "external_id": "<string>",
            "bill_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "bill_external_id": "<string>",
            "bill_line_item_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "bill_line_item_external_id": "<string>",
            "bill_payment_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "bill_payment_external_id": "<string>",
            "vendor_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "vendor_external_id": "<string>",
            "tags": [
                {
                    "key": "department",
                    "value": "sales",
                    "dimension_display_name": "Department",
                    "value_display_name": "Sales Department"
                }
            ],
            "memo": "<string>",
            "metadata": {
                "custom_field": "value",
                "any valid json": "below 1kb",
                "nested": {
                    "meaning of life": 42,
                    "array": []
                }
            },
            "reference_number": "<string>"
        }
    ],
    "payments": [
        {
            "external_id": "payment-456",
            "refunded_amount": 123,
            "refund_processing_fee": 123,
            "completed_at": "2023-11-07T05:31:56Z",
            "method": "ACH",
            "processor": "STRIPE",
            "payment_clearing_account_identifier": {
                "type": "AccountId",
                "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
            },
            "tags": [
                {
                    "key": "department",
                    "value": "sales",
                    "dimension_display_name": "Department",
                    "value_display_name": "Sales Department"
                }
            ],
            "memo": "<string>",
            "metadata": {
                "custom_field": "value",
                "any valid json": "below 1kb",
                "nested": {
                    "meaning of life": 42,
                    "array": []
                }
            },
            "reference_number": "<string>"
        }
    ],
    "tags": [
        {
            "key": "department",
            "value": "sales",
            "dimension_display_name": "Department",
            "value_display_name": "Sales Department"
        }
    ],
    "memo": "<string>",
    "metadata": {
        "custom_field": "value",
        "any valid json": "below 1kb",
        "nested": {
            "meaning of life": 42,
            "array": []
        }
    },
    "reference_number": "<string>"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.patch(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    external_id: '<string>',
    completed_at: '2023-11-07T05:31:56Z',
    allocations: [
      {
        total_amount: 123,
        line_items: [
          {
            amount: 123,
            account_identifier: {type: 'AccountId', id: '3c90c3cc-0d44-4b50-8888-8dd25736052a'},
            external_id: '<string>',
            prepayment_account_identifier: {type: 'AccountId', id: '3c90c3cc-0d44-4b50-8888-8dd25736052a'},
            tags: [
              {
                key: 'department',
                value: 'sales',
                dimension_display_name: 'Department',
                value_display_name: 'Sales Department'
              }
            ],
            memo: '<string>',
            metadata: {
              custom_field: 'value',
              'any valid json': 'below 1kb',
              nested: {'meaning of life': 42, array: []}
            },
            reference_number: '<string>'
          }
        ],
        external_id: '<string>',
        bill_id: '3c90c3cc-0d44-4b50-8888-8dd25736052a',
        bill_external_id: '<string>',
        bill_line_item_id: '3c90c3cc-0d44-4b50-8888-8dd25736052a',
        bill_line_item_external_id: '<string>',
        bill_payment_id: '3c90c3cc-0d44-4b50-8888-8dd25736052a',
        bill_payment_external_id: '<string>',
        vendor_id: '3c90c3cc-0d44-4b50-8888-8dd25736052a',
        vendor_external_id: '<string>',
        tags: [
          {
            key: 'department',
            value: 'sales',
            dimension_display_name: 'Department',
            value_display_name: 'Sales Department'
          }
        ],
        memo: '<string>',
        metadata: {
          custom_field: 'value',
          'any valid json': 'below 1kb',
          nested: {'meaning of life': 42, array: []}
        },
        reference_number: '<string>'
      }
    ],
    payments: [
      {
        external_id: 'payment-456',
        refunded_amount: 123,
        refund_processing_fee: 123,
        completed_at: '2023-11-07T05:31:56Z',
        method: 'ACH',
        processor: 'STRIPE',
        payment_clearing_account_identifier: {type: 'AccountId', id: '3c90c3cc-0d44-4b50-8888-8dd25736052a'},
        tags: [
          {
            key: 'department',
            value: 'sales',
            dimension_display_name: 'Department',
            value_display_name: 'Sales Department'
          }
        ],
        memo: '<string>',
        metadata: {
          custom_field: 'value',
          'any valid json': 'below 1kb',
          nested: {'meaning of life': 42, array: []}
        },
        reference_number: '<string>'
      }
    ],
    tags: [
      {
        key: 'department',
        value: 'sales',
        dimension_display_name: 'Department',
        value_display_name: 'Sales Department'
      }
    ],
    memo: '<string>',
    metadata: {
      custom_field: 'value',
      'any valid json': 'below 1kb',
      nested: {'meaning of life': 42, array: []}
    },
    reference_number: '<string>'
  })
};

fetch('https://sandbox.layerfi.com/v1/businesses/{businessId}/bills/refunds/{refundId}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://sandbox.layerfi.com/v1/businesses/{businessId}/bills/refunds/{refundId}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PATCH",
  CURLOPT_POSTFIELDS => json_encode([
    'external_id' => '<string>',
    'completed_at' => '2023-11-07T05:31:56Z',
    'allocations' => [
        [
                'total_amount' => 123,
                'line_items' => [
                                [
                                                                'amount' => 123,
                                                                'account_identifier' => [
                                                                                                                                'type' => 'AccountId',
                                                                                                                                'id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a'
                                                                ],
                                                                'external_id' => '<string>',
                                                                'prepayment_account_identifier' => [
                                                                                                                                'type' => 'AccountId',
                                                                                                                                'id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a'
                                                                ],
                                                                'tags' => [
                                                                                                                                [
                                                                                                                                                                                                                                                                'key' => 'department',
                                                                                                                                                                                                                                                                'value' => 'sales',
                                                                                                                                                                                                                                                                'dimension_display_name' => 'Department',
                                                                                                                                                                                                                                                                'value_display_name' => 'Sales Department'
                                                                                                                                ]
                                                                ],
                                                                'memo' => '<string>',
                                                                'metadata' => [
                                                                                                                                'custom_field' => 'value',
                                                                                                                                'any valid json' => 'below 1kb',
                                                                                                                                'nested' => [
                                                                                                                                                                                                                                                                'meaning of life' => 42,
                                                                                                                                                                                                                                                                'array' => [
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
                                                                                                                                                                                                                                                                ]
                                                                                                                                ]
                                                                ],
                                                                'reference_number' => '<string>'
                                ]
                ],
                'external_id' => '<string>',
                'bill_id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a',
                'bill_external_id' => '<string>',
                'bill_line_item_id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a',
                'bill_line_item_external_id' => '<string>',
                'bill_payment_id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a',
                'bill_payment_external_id' => '<string>',
                'vendor_id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a',
                'vendor_external_id' => '<string>',
                'tags' => [
                                [
                                                                'key' => 'department',
                                                                'value' => 'sales',
                                                                'dimension_display_name' => 'Department',
                                                                'value_display_name' => 'Sales Department'
                                ]
                ],
                'memo' => '<string>',
                'metadata' => [
                                'custom_field' => 'value',
                                'any valid json' => 'below 1kb',
                                'nested' => [
                                                                'meaning of life' => 42,
                                                                'array' => [
                                                                                                                                
                                                                ]
                                ]
                ],
                'reference_number' => '<string>'
        ]
    ],
    'payments' => [
        [
                'external_id' => 'payment-456',
                'refunded_amount' => 123,
                'refund_processing_fee' => 123,
                'completed_at' => '2023-11-07T05:31:56Z',
                'method' => 'ACH',
                'processor' => 'STRIPE',
                'payment_clearing_account_identifier' => [
                                'type' => 'AccountId',
                                'id' => '3c90c3cc-0d44-4b50-8888-8dd25736052a'
                ],
                'tags' => [
                                [
                                                                'key' => 'department',
                                                                'value' => 'sales',
                                                                'dimension_display_name' => 'Department',
                                                                'value_display_name' => 'Sales Department'
                                ]
                ],
                'memo' => '<string>',
                'metadata' => [
                                'custom_field' => 'value',
                                'any valid json' => 'below 1kb',
                                'nested' => [
                                                                'meaning of life' => 42,
                                                                'array' => [
                                                                                                                                
                                                                ]
                                ]
                ],
                'reference_number' => '<string>'
        ]
    ],
    'tags' => [
        [
                'key' => 'department',
                'value' => 'sales',
                'dimension_display_name' => 'Department',
                'value_display_name' => 'Sales Department'
        ]
    ],
    'memo' => '<string>',
    'metadata' => [
        'custom_field' => 'value',
        'any valid json' => 'below 1kb',
        'nested' => [
                'meaning of life' => 42,
                'array' => [
                                
                ]
        ]
    ],
    'reference_number' => '<string>'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://sandbox.layerfi.com/v1/businesses/{businessId}/bills/refunds/{refundId}"

	payload := strings.NewReader("{\n  \"external_id\": \"<string>\",\n  \"completed_at\": \"2023-11-07T05:31:56Z\",\n  \"allocations\": [\n    {\n      \"total_amount\": 123,\n      \"line_items\": [\n        {\n          \"amount\": 123,\n          \"account_identifier\": {\n            \"type\": \"AccountId\",\n            \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n          },\n          \"external_id\": \"<string>\",\n          \"prepayment_account_identifier\": {\n            \"type\": \"AccountId\",\n            \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n          },\n          \"tags\": [\n            {\n              \"key\": \"department\",\n              \"value\": \"sales\",\n              \"dimension_display_name\": \"Department\",\n              \"value_display_name\": \"Sales Department\"\n            }\n          ],\n          \"memo\": \"<string>\",\n          \"metadata\": {\n            \"custom_field\": \"value\",\n            \"any valid json\": \"below 1kb\",\n            \"nested\": {\n              \"meaning of life\": 42,\n              \"array\": []\n            }\n          },\n          \"reference_number\": \"<string>\"\n        }\n      ],\n      \"external_id\": \"<string>\",\n      \"bill_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"bill_external_id\": \"<string>\",\n      \"bill_line_item_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"bill_line_item_external_id\": \"<string>\",\n      \"bill_payment_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"bill_payment_external_id\": \"<string>\",\n      \"vendor_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"vendor_external_id\": \"<string>\",\n      \"tags\": [\n        {\n          \"key\": \"department\",\n          \"value\": \"sales\",\n          \"dimension_display_name\": \"Department\",\n          \"value_display_name\": \"Sales Department\"\n        }\n      ],\n      \"memo\": \"<string>\",\n      \"metadata\": {\n        \"custom_field\": \"value\",\n        \"any valid json\": \"below 1kb\",\n        \"nested\": {\n          \"meaning of life\": 42,\n          \"array\": []\n        }\n      },\n      \"reference_number\": \"<string>\"\n    }\n  ],\n  \"payments\": [\n    {\n      \"external_id\": \"payment-456\",\n      \"refunded_amount\": 123,\n      \"refund_processing_fee\": 123,\n      \"completed_at\": \"2023-11-07T05:31:56Z\",\n      \"method\": \"ACH\",\n      \"processor\": \"STRIPE\",\n      \"payment_clearing_account_identifier\": {\n        \"type\": \"AccountId\",\n        \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n      },\n      \"tags\": [\n        {\n          \"key\": \"department\",\n          \"value\": \"sales\",\n          \"dimension_display_name\": \"Department\",\n          \"value_display_name\": \"Sales Department\"\n        }\n      ],\n      \"memo\": \"<string>\",\n      \"metadata\": {\n        \"custom_field\": \"value\",\n        \"any valid json\": \"below 1kb\",\n        \"nested\": {\n          \"meaning of life\": 42,\n          \"array\": []\n        }\n      },\n      \"reference_number\": \"<string>\"\n    }\n  ],\n  \"tags\": [\n    {\n      \"key\": \"department\",\n      \"value\": \"sales\",\n      \"dimension_display_name\": \"Department\",\n      \"value_display_name\": \"Sales Department\"\n    }\n  ],\n  \"memo\": \"<string>\",\n  \"metadata\": {\n    \"custom_field\": \"value\",\n    \"any valid json\": \"below 1kb\",\n    \"nested\": {\n      \"meaning of life\": 42,\n      \"array\": []\n    }\n  },\n  \"reference_number\": \"<string>\"\n}")

	req, _ := http.NewRequest("PATCH", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.patch("https://sandbox.layerfi.com/v1/businesses/{businessId}/bills/refunds/{refundId}")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"external_id\": \"<string>\",\n  \"completed_at\": \"2023-11-07T05:31:56Z\",\n  \"allocations\": [\n    {\n      \"total_amount\": 123,\n      \"line_items\": [\n        {\n          \"amount\": 123,\n          \"account_identifier\": {\n            \"type\": \"AccountId\",\n            \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n          },\n          \"external_id\": \"<string>\",\n          \"prepayment_account_identifier\": {\n            \"type\": \"AccountId\",\n            \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n          },\n          \"tags\": [\n            {\n              \"key\": \"department\",\n              \"value\": \"sales\",\n              \"dimension_display_name\": \"Department\",\n              \"value_display_name\": \"Sales Department\"\n            }\n          ],\n          \"memo\": \"<string>\",\n          \"metadata\": {\n            \"custom_field\": \"value\",\n            \"any valid json\": \"below 1kb\",\n            \"nested\": {\n              \"meaning of life\": 42,\n              \"array\": []\n            }\n          },\n          \"reference_number\": \"<string>\"\n        }\n      ],\n      \"external_id\": \"<string>\",\n      \"bill_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"bill_external_id\": \"<string>\",\n      \"bill_line_item_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"bill_line_item_external_id\": \"<string>\",\n      \"bill_payment_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"bill_payment_external_id\": \"<string>\",\n      \"vendor_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"vendor_external_id\": \"<string>\",\n      \"tags\": [\n        {\n          \"key\": \"department\",\n          \"value\": \"sales\",\n          \"dimension_display_name\": \"Department\",\n          \"value_display_name\": \"Sales Department\"\n        }\n      ],\n      \"memo\": \"<string>\",\n      \"metadata\": {\n        \"custom_field\": \"value\",\n        \"any valid json\": \"below 1kb\",\n        \"nested\": {\n          \"meaning of life\": 42,\n          \"array\": []\n        }\n      },\n      \"reference_number\": \"<string>\"\n    }\n  ],\n  \"payments\": [\n    {\n      \"external_id\": \"payment-456\",\n      \"refunded_amount\": 123,\n      \"refund_processing_fee\": 123,\n      \"completed_at\": \"2023-11-07T05:31:56Z\",\n      \"method\": \"ACH\",\n      \"processor\": \"STRIPE\",\n      \"payment_clearing_account_identifier\": {\n        \"type\": \"AccountId\",\n        \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n      },\n      \"tags\": [\n        {\n          \"key\": \"department\",\n          \"value\": \"sales\",\n          \"dimension_display_name\": \"Department\",\n          \"value_display_name\": \"Sales Department\"\n        }\n      ],\n      \"memo\": \"<string>\",\n      \"metadata\": {\n        \"custom_field\": \"value\",\n        \"any valid json\": \"below 1kb\",\n        \"nested\": {\n          \"meaning of life\": 42,\n          \"array\": []\n        }\n      },\n      \"reference_number\": \"<string>\"\n    }\n  ],\n  \"tags\": [\n    {\n      \"key\": \"department\",\n      \"value\": \"sales\",\n      \"dimension_display_name\": \"Department\",\n      \"value_display_name\": \"Sales Department\"\n    }\n  ],\n  \"memo\": \"<string>\",\n  \"metadata\": {\n    \"custom_field\": \"value\",\n    \"any valid json\": \"below 1kb\",\n    \"nested\": {\n      \"meaning of life\": 42,\n      \"array\": []\n    }\n  },\n  \"reference_number\": \"<string>\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sandbox.layerfi.com/v1/businesses/{businessId}/bills/refunds/{refundId}")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"external_id\": \"<string>\",\n  \"completed_at\": \"2023-11-07T05:31:56Z\",\n  \"allocations\": [\n    {\n      \"total_amount\": 123,\n      \"line_items\": [\n        {\n          \"amount\": 123,\n          \"account_identifier\": {\n            \"type\": \"AccountId\",\n            \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n          },\n          \"external_id\": \"<string>\",\n          \"prepayment_account_identifier\": {\n            \"type\": \"AccountId\",\n            \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n          },\n          \"tags\": [\n            {\n              \"key\": \"department\",\n              \"value\": \"sales\",\n              \"dimension_display_name\": \"Department\",\n              \"value_display_name\": \"Sales Department\"\n            }\n          ],\n          \"memo\": \"<string>\",\n          \"metadata\": {\n            \"custom_field\": \"value\",\n            \"any valid json\": \"below 1kb\",\n            \"nested\": {\n              \"meaning of life\": 42,\n              \"array\": []\n            }\n          },\n          \"reference_number\": \"<string>\"\n        }\n      ],\n      \"external_id\": \"<string>\",\n      \"bill_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"bill_external_id\": \"<string>\",\n      \"bill_line_item_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"bill_line_item_external_id\": \"<string>\",\n      \"bill_payment_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"bill_payment_external_id\": \"<string>\",\n      \"vendor_id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"vendor_external_id\": \"<string>\",\n      \"tags\": [\n        {\n          \"key\": \"department\",\n          \"value\": \"sales\",\n          \"dimension_display_name\": \"Department\",\n          \"value_display_name\": \"Sales Department\"\n        }\n      ],\n      \"memo\": \"<string>\",\n      \"metadata\": {\n        \"custom_field\": \"value\",\n        \"any valid json\": \"below 1kb\",\n        \"nested\": {\n          \"meaning of life\": 42,\n          \"array\": []\n        }\n      },\n      \"reference_number\": \"<string>\"\n    }\n  ],\n  \"payments\": [\n    {\n      \"external_id\": \"payment-456\",\n      \"refunded_amount\": 123,\n      \"refund_processing_fee\": 123,\n      \"completed_at\": \"2023-11-07T05:31:56Z\",\n      \"method\": \"ACH\",\n      \"processor\": \"STRIPE\",\n      \"payment_clearing_account_identifier\": {\n        \"type\": \"AccountId\",\n        \"id\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n      },\n      \"tags\": [\n        {\n          \"key\": \"department\",\n          \"value\": \"sales\",\n          \"dimension_display_name\": \"Department\",\n          \"value_display_name\": \"Sales Department\"\n        }\n      ],\n      \"memo\": \"<string>\",\n      \"metadata\": {\n        \"custom_field\": \"value\",\n        \"any valid json\": \"below 1kb\",\n        \"nested\": {\n          \"meaning of life\": 42,\n          \"array\": []\n        }\n      },\n      \"reference_number\": \"<string>\"\n    }\n  ],\n  \"tags\": [\n    {\n      \"key\": \"department\",\n      \"value\": \"sales\",\n      \"dimension_display_name\": \"Department\",\n      \"value_display_name\": \"Sales Department\"\n    }\n  ],\n  \"memo\": \"<string>\",\n  \"metadata\": {\n    \"custom_field\": \"value\",\n    \"any valid json\": \"below 1kb\",\n    \"nested\": {\n      \"meaning of life\": 42,\n      \"array\": []\n    }\n  },\n  \"reference_number\": \"<string>\"\n}"

response = http.request(request)
puts response.read_body

{
  "data": {
    "type": "Vendor_Refund",
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "external_id": "vendor-refund-123",
    "refunded_amount": 123,
    "status": "PAID",
    "completed_at": "2023-11-07T05:31:56Z",
    "allocations": [
      {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "bill_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "amount": 123,
        "line_items": [
          {
            "external_id": "<string>",
            "amount": 123,
            "ledger_account": {
              "type": "Single_Chart_Account",
              "id": {
                "type": "AccountId",
                "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
              },
              "name": "Current Assets",
              "account_number": "4000",
              "stable_name": {
                "type": "StableName",
                "stable_name": "CURRENT_ASSETS"
              },
              "normality": "DEBIT",
              "account_type": {
                "value": "ASSET",
                "display_name": "Asset"
              },
              "account_subtype": {
                "value": "BANK_ACCOUNTS",
                "display_name": "Current Assets"
              }
            },
            "prepayment_account": {
              "type": "Single_Chart_Account",
              "id": {
                "type": "AccountId",
                "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
              },
              "name": "Current Assets",
              "account_number": "4000",
              "stable_name": {
                "type": "StableName",
                "stable_name": "CURRENT_ASSETS"
              },
              "normality": "DEBIT",
              "account_type": {
                "value": "ASSET",
                "display_name": "Asset"
              },
              "account_subtype": {
                "value": "BANK_ACCOUNTS",
                "display_name": "Current Assets"
              }
            },
            "transaction_tags": [
              {
                "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
                "key": "ExampleTagKey",
                "value": "ExampleTagValue",
                "dimension_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
                "definition_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
                "dimension_display_name": "<string>",
                "value_display_name": "<string>",
                "archived_at": "2023-11-07T05:31:56Z"
              }
            ],
            "memo": "<string>",
            "metadata": {
              "custom_field": "value",
              "any valid json": "below 1kb",
              "nested": {
                "meaning of life": 42,
                "array": []
              }
            },
            "reference_number": "<string>"
          }
        ],
        "bill_external_id": "<string>",
        "bill_line_item_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "bill_line_item_external_id": "<string>",
        "bill_payment_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "bill_payment_external_id": "<string>",
        "vendor": {
          "type": "VendorData",
          "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "external_id": "<string>",
          "individual_name": "<string>",
          "company_name": "<string>",
          "email": "<string>",
          "mobile_phone": "<string>",
          "office_phone": "<string>",
          "address_string": "<string>",
          "memo": "<string>",
          "status": "ACTIVE",
          "transaction_tags": [
            {
              "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
              "key": "ExampleTagKey",
              "value": "ExampleTagValue",
              "dimension_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
              "definition_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
              "dimension_display_name": "<string>",
              "value_display_name": "<string>",
              "archived_at": "2023-11-07T05:31:56Z"
            }
          ]
        },
        "transaction_tags": [
          {
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "key": "ExampleTagKey",
            "value": "ExampleTagValue",
            "dimension_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "definition_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "dimension_display_name": "<string>",
            "value_display_name": "<string>",
            "archived_at": "2023-11-07T05:31:56Z"
          }
        ],
        "memo": "<string>",
        "metadata": {
          "custom_field": "value",
          "any valid json": "below 1kb",
          "nested": {
            "meaning of life": 42,
            "array": []
          }
        },
        "reference_number": "<string>"
      }
    ],
    "payments": [
      {
        "type": "Vendor_Refund_Payment",
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "external_id": "payment-456",
        "refunded_amount": 123,
        "refund_processing_fee": 123,
        "completed_at": "2023-11-07T05:31:56Z",
        "method": "ACH",
        "processor": "STRIPE",
        "payment_clearing_account": {
          "type": "Single_Chart_Account",
          "id": {
            "type": "AccountId",
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
          },
          "name": "Current Assets",
          "account_number": "4000",
          "stable_name": {
            "type": "StableName",
            "stable_name": "CURRENT_ASSETS"
          },
          "normality": "DEBIT",
          "account_type": {
            "value": "ASSET",
            "display_name": "Asset"
          },
          "account_subtype": {
            "value": "BANK_ACCOUNTS",
            "display_name": "Current Assets"
          }
        },
        "transaction_tags": [
          {
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "key": "ExampleTagKey",
            "value": "ExampleTagValue",
            "dimension_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "definition_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "dimension_display_name": "<string>",
            "value_display_name": "<string>",
            "archived_at": "2023-11-07T05:31:56Z"
          }
        ],
        "memo": "<string>",
        "metadata": {
          "custom_field": "value",
          "any valid json": "below 1kb",
          "nested": {
            "meaning of life": 42,
            "array": []
          }
        },
        "reference_number": "<string>"
      }
    ],
    "transaction_tags": [
      {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "key": "ExampleTagKey",
        "value": "ExampleTagValue",
        "dimension_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "definition_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "dimension_display_name": "<string>",
        "value_display_name": "<string>",
        "archived_at": "2023-11-07T05:31:56Z"
      }
    ],
    "memo": "<string>",
    "metadata": {
      "custom_field": "value",
      "any valid json": "below 1kb",
      "nested": {
        "meaning of life": 42,
        "array": []
      }
    },
    "reference_number": "<string>"
  }
}