Получить список дел crm.activity.list

curl -X POST \
-H "Content-Type: application/json" \
-H "Accept: application/json" \
-d '{"order":{"ID":"DESC"},"filter":{"OWNER_TYPE_ID":3,"OWNER_ID":102},"select":["*","COMMUNICATIONS"],"start":0,"auth":"**put_access_token_here**"}' \
https://**put_your_bitrix24_address**/rest/crm.activity.list

// 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 each activity item returned in result[]
type ActivityItem = {
  ID: string
  OWNER_ID: string
  OWNER_TYPE_ID: string
  TYPE_ID: string
  SUBJECT: string
  CREATED: ISODate | null
  LAST_UPDATED: ISODate | null
  START_TIME: ISODate | null
  END_TIME: ISODate | null
  DEADLINE: ISODate | null
  COMPLETED: string
  STATUS: string
  RESPONSIBLE_ID: string
  DIRECTION: string
  AUTHOR_ID: string
  EDITOR_ID: string
}

try {
  // crm.activity.list returns a single page (max 50 records). For the whole result set
  // use a list helper: $b24.actions.v2.callList.make() returns every record as one
  // array, $b24.actions.v2.fetchList.make() yields them in chunks (async generator).
  // NOTE: the list helpers do not accept `order` (it is excluded from their params, so
  // passing it is a TS error) — keep this call.make + `start` variant when sort matters.
  const response = await $b24.actions.v2.call.make<ActivityItem[]>({
    method: 'crm.activity.list',
    params: {
      order: { ID: 'DESC' },
      filter: {
        OWNER_TYPE_ID: 3,
        OWNER_ID: 102,
      },
      select: ['*', 'COMMUNICATIONS'],
      start: 0,
    },
    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('Activities on page:', result.length, result)
  }
} 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 listActivities() {
    try {
      // Initialize the SDK inside a Bitrix24 frame
      const $b24 = await B24Js.initializeB24Frame()

      const response = await $b24.actions.v2.call.make({
        method: 'crm.activity.list',
        params: {
          order: { ID: 'DESC' },
          filter: {
            OWNER_TYPE_ID: 3,
            OWNER_ID: 102,
          },
          select: ['*', 'COMMUNICATIONS'],
          start: 0,
        },
        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('Activities on page:', result.length, result)
    } catch (error) {
      // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
      console.error(error)
    }
  }

  document.addEventListener('DOMContentLoaded', listActivities)
</script>

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "ID",
            "OWNER_TYPE_ID",
            "OWNER_ID",
            "SUBJECT",
            "STATUS",
            "DEADLINE",
            "RESPONSIBLE_ID",
        ],
        filter={
            "OWNER_TYPE_ID": 2,
            "OWNER_ID": 101,
            "COMPLETED": "N",
        },
        order={
            "ID": "DESC",
        },
        start=0,
    ).response
    result = bitrix_response.result
    print(result)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "ID",
            "SUBJECT",
            "STATUS",
            "DEADLINE",
        ],
        filter={
            "OWNER_TYPE_ID": 2,
            "OWNER_ID": 101,
        },
        order={
            "ID": "ASC",
        },
    ).as_list().response
    result = bitrix_response.result
    for item in result:
        print(item)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "ID",
            "SUBJECT",
            "STATUS",
            "DEADLINE",
        ],
        filter={
            "OWNER_TYPE_ID": 2,
            "OWNER_ID": 101,
        },
        order={
            "ID": "DESC",
        },
    ).as_list_fast(descending=True).response
    result = bitrix_response.result
    for item in result:
        print(item)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

try {
    $response = $b24Service
        ->core
        ->call(
            'crm.activity.list',
            [
                'order' => [
                    'ID' => 'DESC',
                ],
                'filter' => [
                    'OWNER_TYPE_ID' => 3,
                    'OWNER_ID' => 102,
                ],
                'select' => [
                    '*',
                    'COMMUNICATIONS',
                ],
                'start' => 0,
            ]
        );

    $result = $response
        ->getResponseData()
        ->getResult();

    if ($result->error()) {
        error_log($result->error());
    } else {
        echo 'Activities: ' . print_r($result->data(), true);
    }

} catch (Throwable $e) {
    error_log($e->getMessage());
    echo 'Error getting activity list: ' . $e->getMessage();
}

BX24.callMethod(
    'crm.activity.list',
    {
        order: {
            ID: 'DESC',
        },
        filter: {
            OWNER_TYPE_ID: 3,
            OWNER_ID: 102,
        },
        select: [
            '*',
            'COMMUNICATIONS',
        ],
        start: 0,
    },
    result => {
        if (result.error()) {
            console.error(result.error());
        } else {
            console.dir(result.data());
        }
    }
);

require_once('crest.php');

$result = CRest::call(
    'crm.activity.list',
    [
        'order' => [ 'ID' => 'DESC' ],
        'filter' => [
            'OWNER_TYPE_ID' => 3,
            'OWNER_ID' => 102
        ],
        'select' => [ '*', 'COMMUNICATIONS' ],
        'start' => 0
    ]
);

echo '<PRE>';
print_r($result);
echo '</PRE>';

// client и ctx уже созданы — см. раздел «SDK для Go»
res, err := client.Core().Call(ctx, "crm.activity.list", b24.Params{
	"order": b24.Params{
		"ID": "DESC",
	},
	"filter": b24.Params{
		"OWNER_TYPE_ID": 3,
		"OWNER_ID":      102,
	},
	"select": []string{"*", "COMMUNICATIONS"},
	"start":  0,
}, b24.WithIdempotent())
if err != nil {
	return fmt.Errorf("crm.activity.list: %w", err)
}

// Ответ приходит как json.RawMessage — разберите его
// в структуру под форму ответа, показанную ниже на этой странице.
fmt.Printf("%s\n", res.Result)

curl -X POST \
-H "Content-Type: application/json" \
-H "Accept: application/json" \
-d '{"order":{"ID":"DESC"},"filter":{"BINDINGS":[{"OWNER_TYPE_ID":2},{"OWNER_TYPE_ID":3}]},"select":["*","COMMUNICATIONS"],"start":0,"auth":"**put_access_token_here**"}' \
https://**put_your_bitrix24_address**/rest/crm.activity.list

// 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 each activity item returned in result[]
type ActivityItem = {
  ID: string
  OWNER_ID: string
  OWNER_TYPE_ID: string
  TYPE_ID: string
  SUBJECT: string
  CREATED: ISODate | null
  LAST_UPDATED: ISODate | null
  START_TIME: ISODate | null
  END_TIME: ISODate | null
  DEADLINE: ISODate | null
  COMPLETED: string
  STATUS: string
  RESPONSIBLE_ID: string
  DIRECTION: string
  AUTHOR_ID: string
  EDITOR_ID: string
}

try {
  // crm.activity.list returns a single page (max 50 records). For the whole result set
  // use a list helper: $b24.actions.v2.callList.make() returns every record as one
  // array, $b24.actions.v2.fetchList.make() yields them in chunks (async generator).
  // NOTE: the list helpers do not accept `order` (it is excluded from their params, so
  // passing it is a TS error) — keep this call.make + `start` variant when sort matters.
  const response = await $b24.actions.v2.call.make<ActivityItem[]>({
    method: 'crm.activity.list',
    params: {
      order: { ID: 'DESC' },
      filter: {
        BINDINGS: [
          { OWNER_TYPE_ID: 2 },
          { OWNER_TYPE_ID: 3 },
        ],
      },
      select: ['*', 'COMMUNICATIONS'],
      start: 0,
    },
    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('Activities matched by bindings on page:', result.length, result)
  }
} 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 listActivitiesWithBindings() {
    try {
      // Initialize the SDK inside a Bitrix24 frame
      const $b24 = await B24Js.initializeB24Frame()

      const response = await $b24.actions.v2.call.make({
        method: 'crm.activity.list',
        params: {
          order: { ID: 'DESC' },
          filter: {
            BINDINGS: [
              { OWNER_TYPE_ID: 2 },
              { OWNER_TYPE_ID: 3 },
            ],
          },
          select: ['*', 'COMMUNICATIONS'],
          start: 0,
        },
        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('Activities matched by bindings on page:', result.length, result)
    } catch (error) {
      // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
      console.error(error)
    }
  }

  document.addEventListener('DOMContentLoaded', listActivitiesWithBindings)
</script>

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "*",
            "COMMUNICATIONS",
        ],
        filter={
            "BINDINGS": [
                {
                    "OWNER_TYPE_ID": 2,
                },
                {
                    "OWNER_TYPE_ID": 3,
                },
            ],
        },
        order={
            "ID": "DESC",
        },
    ).response
    result = bitrix_response.result
    print(result)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "*",
            "COMMUNICATIONS",
        ],
        filter={
            "BINDINGS": [
                {
                    "OWNER_TYPE_ID": 2,
                },
                {
                    "OWNER_TYPE_ID": 3,
                },
            ],
        },
        order={
            "ID": "DESC",
        },
    ).as_list().response
    result = bitrix_response.result
    for item in result:
        print(item)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "*",
            "COMMUNICATIONS",
        ],
        filter={
            "BINDINGS": [
                {
                    "OWNER_TYPE_ID": 2,
                },
                {
                    "OWNER_TYPE_ID": 3,
                },
            ],
        },
        order={
            "ID": "DESC",
        },
    ).as_list_fast(descending=True).response
    result = bitrix_response.result
    for item in result:
        print(item)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

try {
    $response = $b24Service
        ->core
        ->call(
            'crm.activity.list',
            [
                'order' => [
                    'ID' => 'DESC',
                ],
                'filter' => [
                    'BINDINGS' => [
                        [
                            'OWNER_TYPE_ID' => 2,
                        ],
                        [
                            'OWNER_TYPE_ID' => 3,
                        ],
                    ],
                ],
                'select' => [
                    '*',
                    'COMMUNICATIONS',
                ],
                'start' => 0,
            ]
        );

    $result = $response
        ->getResponseData()
        ->getResult();

    if ($result->error()) {
        error_log($result->error());
    } else {
        echo 'Activities: ' . print_r($result->data(), true);
    }

} catch (Throwable $e) {
    error_log($e->getMessage());
    echo 'Error getting activity list: ' . $e->getMessage();
}

BX24.callMethod(
    'crm.activity.list',
    {
        order: {
            ID: 'DESC',
        },
        filter: {
            BINDINGS: [
                {
                    OWNER_TYPE_ID: 2,
                },
                {
                    OWNER_TYPE_ID: 3,
                },
            ],
        },
        select: [
            '*',
            'COMMUNICATIONS',
        ],
        start: 0,
    },
    result => {
        if (result.error()) {
            console.error(result.error());
        } else {
            console.dir(result.data());
        }
    }
);

require_once('crest.php');

$result = CRest::call(
    'crm.activity.list',
    [
        'order' => ['ID' => 'DESC'],
        'filter' => [
            'BINDINGS' => [
                ['OWNER_TYPE_ID' => 2],
                ['OWNER_TYPE_ID' => 3]
            ]
        ],
        'select' => ['*', 'COMMUNICATIONS'],
        'start' => 0
    ]
);

echo '<PRE>';
print_r($result);
echo '</PRE>';

// client и ctx уже созданы — см. раздел «SDK для Go»
res, err := client.Core().Call(ctx, "crm.activity.list", b24.Params{
	"order": b24.Params{
		"ID": "DESC",
	},
	"filter": b24.Params{
		"BINDINGS": []b24.Params{
			{
				"OWNER_TYPE_ID": 2,
			},
			{
				"OWNER_TYPE_ID": 3,
			},
		},
	},
	"select": []string{"*", "COMMUNICATIONS"},
	"start":  0,
}, b24.WithIdempotent())
if err != nil {
	return fmt.Errorf("crm.activity.list: %w", err)
}

var items []struct {
	ID b24.ID `json:"ID"`
}
if err := json.Unmarshal(res.Result, &items); err != nil {
	return fmt.Errorf("разбор ответа: %w", err)
}
for _, it := range items {
	fmt.Println(it.ID)
}

// Total и Next заполняют списочные методы; для полного
// обхода списка есть client.Core().Pages и Scan.
if res.Total != nil {
	fmt.Println("всего:", *res.Total)
}

curl -X POST \
-H "Content-Type: application/json" \
-H "Accept: application/json" \
-d '{"filter":{"ID":"20"},"select":["*","COMMUNICATIONS"],"start":0,"auth":"**put_access_token_here**"}' \
https://**put_your_bitrix24_address**/rest/crm.activity.list

// 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

type CommunicationEntry = {
  ID: string
  TYPE: string
  VALUE: string
  ENTITY_ID: string
  ENTITY_TYPE_ID: string
}

// Shape of each activity item returned in result[]
type ActivityItem = {
  ID: string
  OWNER_ID: string
  OWNER_TYPE_ID: string
  SUBJECT: string
  CREATED: ISODate | null
  COMPLETED: string
  STATUS: string
  RESPONSIBLE_ID: string
  COMMUNICATIONS: CommunicationEntry[]
}

try {
  // crm.activity.list returns a single page (max 50 records). For the whole result set
  // use a list helper: $b24.actions.v2.callList.make() returns every record as one
  // array, $b24.actions.v2.fetchList.make() yields them in chunks (async generator).
  // NOTE: the list helpers do not accept `order` (it is excluded from their params, so
  // passing it is a TS error) — keep this call.make + `start` variant when sort matters.
  const response = await $b24.actions.v2.call.make<ActivityItem[]>({
    method: 'crm.activity.list',
    params: {
      filter: {
        ID: '20',
      },
      select: ['*', 'COMMUNICATIONS'],
      start: 0,
    },
    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('Activity ID:', result[0]?.ID, 'Communications:', result[0]?.COMMUNICATIONS)
  }
} 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 listActivityCommunications() {
    try {
      // Initialize the SDK inside a Bitrix24 frame
      const $b24 = await B24Js.initializeB24Frame()

      const response = await $b24.actions.v2.call.make({
        method: 'crm.activity.list',
        params: {
          filter: {
            ID: '20',
          },
          select: ['*', 'COMMUNICATIONS'],
          start: 0,
        },
        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('Activity ID:', result[0]?.ID, 'Communications:', result[0]?.COMMUNICATIONS)
    } catch (error) {
      // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
      console.error(error)
    }
  }

  document.addEventListener('DOMContentLoaded', listActivityCommunications)
</script>

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "*",
            "COMMUNICATIONS",
        ],
        filter={
            "ID": "20",
        },
    ).response
    result = bitrix_response.result
    print(result)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "*",
            "COMMUNICATIONS",
        ],
        filter={
            "ID": "20",
        },
    ).as_list().response
    result = bitrix_response.result
    for item in result:
        print(item)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "*",
            "COMMUNICATIONS",
        ],
        filter={
            "ID": "20",
        },
    ).as_list_fast(descending=True).response
    result = bitrix_response.result
    for item in result:
        print(item)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

try {
    $response = $b24Service
        ->core
        ->call(
            'crm.activity.list',
            [
                'filter' => [
                    'ID' => '20',
                ],
                'select' => [
                    '*',
                    'COMMUNICATIONS',
                ],
                'start' => 0,
            ]
        );

    $result = $response
        ->getResponseData()
        ->getResult();

    if ($result->error()) {
        error_log($result->error());
    } else {
        echo 'Activity communications: ' . print_r($result->data(), true);
    }

} catch (Throwable $e) {
    error_log($e->getMessage());
    echo 'Error getting activity communications: ' . $e->getMessage();
}

BX24.callMethod(
    'crm.activity.list',
    {
        filter: {
            ID: '20',
        },
        select: [
            '*',
            'COMMUNICATIONS',
        ],
        start: 0,
    },
    result => {
        if (result.error()) {
            console.error(result.error());
        } else {
            console.dir(result.data());
        }
    }
);

require_once('crest.php');

$result = CRest::call(
    'crm.activity.list',
    [
        'filter' => [
            'ID' => '20'
        ],
        'select' => ['*', 'COMMUNICATIONS'],
        'start' => 0
    ]
);

echo '<PRE>';
print_r($result);
echo '</PRE>';

// client и ctx уже созданы — см. раздел «SDK для Go»
res, err := client.Core().Call(ctx, "crm.activity.list", b24.Params{
	"filter": b24.Params{
		"ID": "20",
	},
	"select": []string{"*", "COMMUNICATIONS"},
	"start":  0,
}, b24.WithIdempotent())
if err != nil {
	return fmt.Errorf("crm.activity.list: %w", err)
}

var items []struct {
	ID b24.ID `json:"ID"`
}
if err := json.Unmarshal(res.Result, &items); err != nil {
	return fmt.Errorf("разбор ответа: %w", err)
}
for _, it := range items {
	fmt.Println(it.ID)
}

// Total и Next заполняют списочные методы; для полного
// обхода списка есть client.Core().Pages и Scan.
if res.Total != nil {
	fmt.Println("всего:", *res.Total)
}

curl -X POST \
-H "Content-Type: application/json" \
-H "Accept: application/json" \
-d '{"filter":{"ID":"101121"},"select":["*","STORAGE_ELEMENT_IDS"],"start":0,"auth":"**put_access_token_here**"}' \
https://**put_your_bitrix24_address**/rest/crm.activity.list

// 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

type FileEntry = {
  id: number
  url: string
}

// Shape of each activity item returned in result[]
type ActivityItem = {
  ID: string
  OWNER_ID: string
  OWNER_TYPE_ID: string
  SUBJECT: string
  CREATED: ISODate | null
  COMPLETED: string
  STATUS: string
  RESPONSIBLE_ID: string
  FILES: FileEntry[]
}

try {
  // crm.activity.list returns a single page (max 50 records). For the whole result set
  // use a list helper: $b24.actions.v2.callList.make() returns every record as one
  // array, $b24.actions.v2.fetchList.make() yields them in chunks (async generator).
  // NOTE: the list helpers do not accept `order` (it is excluded from their params, so
  // passing it is a TS error) — keep this call.make + `start` variant when sort matters.
  const response = await $b24.actions.v2.call.make<ActivityItem[]>({
    method: 'crm.activity.list',
    params: {
      filter: {
        ID: '101121',
      },
      select: ['*', 'STORAGE_ELEMENT_IDS'],
      start: 0,
    },
    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('Activity ID:', result[0]?.ID, 'Files:', result[0]?.FILES)
  }
} 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 listActivityFiles() {
    try {
      // Initialize the SDK inside a Bitrix24 frame
      const $b24 = await B24Js.initializeB24Frame()

      const response = await $b24.actions.v2.call.make({
        method: 'crm.activity.list',
        params: {
          filter: {
            ID: '101121',
          },
          select: ['*', 'STORAGE_ELEMENT_IDS'],
          start: 0,
        },
        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('Activity ID:', result[0]?.ID, 'Files:', result[0]?.FILES)
    } catch (error) {
      // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
      console.error(error)
    }
  }

  document.addEventListener('DOMContentLoaded', listActivityFiles)
</script>

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "*",
            "STORAGE_ELEMENT_IDS",
        ],
        filter={
            "ID": "101121",
        },
    ).response
    result = bitrix_response.result
    print(result)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "*",
            "STORAGE_ELEMENT_IDS",
        ],
        filter={
            "ID": "101121",
        },
    ).as_list().response
    result = bitrix_response.result
    for item in result:
        print(item)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.crm.activity.list(
        select=[
            "*",
            "STORAGE_ELEMENT_IDS",
        ],
        filter={
            "ID": "101121",
        },
    ).as_list_fast(descending=True).response
    result = bitrix_response.result
    for item in result:
        print(item)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

try {
    $response = $b24Service
        ->core
        ->call(
            'crm.activity.list',
            [
                'filter' => [
                    'ID' => '101121',
                ],
                'select' => [
                    '*',
                    'STORAGE_ELEMENT_IDS',
                ],
                'start' => 0,
            ]
        );

    $result = $response
        ->getResponseData()
        ->getResult();

    if ($result->error()) {
        error_log($result->error());
    } else {
        echo 'Activity files: ' . print_r($result->data(), true);
    }

} catch (Throwable $e) {
    error_log($e->getMessage());
    echo 'Error getting activity files: ' . $e->getMessage();
}

BX24.callMethod(
    'crm.activity.list',
    {
        filter: {
            ID: '101121',
        },
        select: [
            '*',
            'STORAGE_ELEMENT_IDS',
        ],
        start: 0,
    },
    result => {
        if (result.error()) {
            console.error(result.error());
        } else {
            console.dir(result.data());
        }
    }
);

require_once('crest.php');

$result = CRest::call(
    'crm.activity.list',
    [
        'filter' => [
            'ID' => '101121'
        ],
        'select' => ['*', 'STORAGE_ELEMENT_IDS'],
        'start' => 0
    ]
);

echo '<PRE>';
print_r($result);
echo '</PRE>';

// client и ctx уже созданы — см. раздел «SDK для Go»
res, err := client.Core().Call(ctx, "crm.activity.list", b24.Params{
	"filter": b24.Params{
		"ID": "101121",
	},
	"select": []string{"*", "STORAGE_ELEMENT_IDS"},
	"start":  0,
}, b24.WithIdempotent())
if err != nil {
	return fmt.Errorf("crm.activity.list: %w", err)
}

var items []struct {
	ID b24.ID `json:"ID"`
}
if err := json.Unmarshal(res.Result, &items); err != nil {
	return fmt.Errorf("разбор ответа: %w", err)
}
for _, it := range items {
	fmt.Println(it.ID)
}

// Total и Next заполняют списочные методы; для полного
// обхода списка есть client.Core().Pages и Scan.
if res.Total != nil {
	fmt.Println("всего:", *res.Total)
}