Add Image to Product catalog.productImage.add

curl -X POST \
        -H "Content-Type: application/json" \
        -H "Accept: application/json" \
        -d '{"fields":{"productId":1,"type":"MORE_PHOTO"},"fileContent":["photo.png","iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR4nGP4z8DwHwAFAAH/iZk9HQAAAABJRU5ErkJggg=="],"auth":"**put_access_token_here**"}' \
        https://**put_your_bitrix24_address**/rest/catalog.productImage.add
        

// This snippet is an ES module: top-level await requires type="module" or a bundler.
        // $b24 is an already-initialized SDK instance (see the SDK "Get started" guide).
        import { Text } from '@bitrix24/b24jssdk'
        import type { B24Frame, ISODate } from '@bitrix24/b24jssdk'
        
        declare const $b24: B24Frame
        
        // Shape of the payload returned in result (match the "response handling" section of the page)
        type ProductImageAddResult = {
          productImage: {
            createTime: ISODate,
            detailUrl: string,
            downloadUrl: string,
            id: number,
            name: string,
            productId: number,
            type: 'DETAIL_PICTURE' | 'PREVIEW_PICTURE' | 'MORE_PHOTO',
          },
        }
        
        try {
          const response = await $b24.actions.v2.call.make<ProductImageAddResult>({
            method: 'catalog.productImage.add',
            params: {
              fields: {
                productId: 1,
                type: 'MORE_PHOTO',
              },
              fileContent: [
                'photo.png',
                'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR4nGP4z8DwHwAFAAH/iZk9HQAAAABJRU5ErkJggg==',
              ],
            },
            requestId: Text.getUuidRfc4122()
          })
        
          // The payload is available only on a successful response
          if (!response.isSuccess) {
            console.error(response.getErrorMessages().join('; '))
          } else {
            const result = response.getData()!.result
            console.info(result.productImage.id, result.productImage.name, result.productImage.type)
          }
        } catch (error) {
          // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
          console.error(error)
        }
        

<!-- Load the SDK (UMD build); it is exposed as the global B24Js -->
        <script src="https://unpkg.com/@bitrix24/b24jssdk@1/dist/umd/index.min.js"></script>
        <script>
          async function addProductImage() {
            try {
              // Initialize the SDK inside a Bitrix24 frame
              const $b24 = await B24Js.initializeB24Frame()
        
              const response = await $b24.actions.v2.call.make({
                method: 'catalog.productImage.add',
                params: {
                  fields: {
                    productId: 1,
                    type: 'MORE_PHOTO',
                  },
                  fileContent: [
                    'photo.png',
                    'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR4nGP4z8DwHwAFAAH/iZk9HQAAAABJRU5ErkJggg==',
                  ],
                },
                requestId: B24Js.Text.getUuidRfc4122()
              })
        
              // The payload is available only on a successful response
              if (!response.isSuccess) {
                console.error(response.getErrorMessages().join('; '))
                return
              }
        
              const result = response.getData().result
              console.info(result.productImage.id, result.productImage.name, result.productImage.type)
            } catch (error) {
              // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
              console.error(error)
            }
          }
        
          document.addEventListener('DOMContentLoaded', addProductImage)
        </script>
        

from b24pysdk.errors import BitrixAPIError, BitrixSDKException
        
        try:
            bitrix_response = client.catalog.product_image.add(
                fields={
                    "productId": 1,
                    "type": "MORE_PHOTO",
                },
                file_content=[
                    "photo.png",
                    "iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR4nGP4z8DwHwAFAAH/iZk9HQAAAABJRU5ErkJggg==",
                ],
            ).response
            result = bitrix_response.result
            print(result)
        except BitrixAPIError as error:
            print(
                "Bitrix API error",
                f"error: {error.error}",
                f"error_description: {error.error_description}",
                sep="\n",
            )
        except BitrixSDKException as error:
            print(f"Bitrix SDK error: {error.message}")
        except Exception as error:
            print(f"Unexpected error: {error}")
        

try {
            $response = $b24Service
                ->core
                ->call(
                    'catalog.productImage.add',
                    [
                        'fields' => [
                            'productId' => 1,
                            'type' => 'MORE_PHOTO',
                        ],
                        'fileContent' => [
                            'photo.png',
                            'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR4nGP4z8DwHwAFAAH/iZk9HQAAAABJRU5ErkJggg==',
                        ],
                    ]
                );
        
            $result = $response
                ->getResponseData()
                ->getResult();
        
            echo 'Success: ' . print_r($result, true);
            // Your logic for processing data
            processData($result);
        
        } catch (Throwable $e) {
            error_log($e->getMessage());
            echo 'Error adding product image: ' . $e->getMessage();
        }
        

BX24.callMethod(
        'catalog.productImage.add',
        {
        'fields': {
        'productId': 1,
        'type': 'MORE_PHOTO'
        },
        'fileContent': [
        'photo.png',
        'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR4nGP4z8DwHwAFAAH/iZk9HQAAAABJRU5ErkJggg=='
        ]
        },
        function(result) {
        if (result.error())
        console.error(result.error());
        else
        console.log(result.data());
        }
        );
        

require_once('crest.php');
        
        $result = CRest::call(
            'catalog.productImage.add',
            [
                'fields' => [
                    'productId' => 1,
                    'type' => 'MORE_PHOTO'
                ],
                'fileContent' => [
                    'photo.png',
                    'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR4nGP4z8DwHwAFAAH/iZk9HQAAAABJRU5ErkJggg=='
                ]
            ]
        );
        
        echo '<PRE>';
        print_r($result);
        echo '</PRE>';
        

// client and ctx are already created — see the Go SDK section
        res, err := client.Core().Call(ctx, "catalog.productImage.add", b24.Params{
        	"fields": b24.Params{
        		"productId": 1,
        		"type":      "MORE_PHOTO",
        	},
        	"fileContent": []string{"photo.png", "iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR4nGP4z8DwHwAFAAH/iZk9HQAAAABJRU5ErkJggg=="},
        })
        if err != nil {
        	return fmt.Errorf("catalog.productImage.add: %w", err)
        }
        
        // The response arrives as json.RawMessage — unmarshal it
        // into a struct matching the response shape shown below on this page.
        fmt.Printf("%s\n", res.Result)