The campaigns endpoint allows you to create and view campaigns that can be used to send multiple letters or postcards. The API provides endpoints for creating campaigns, updating campaigns, retrieving individual campaigns, listing campaigns, and deleting campaigns.
openapi: 3.0.3
info:
title: Lob Accounts Campaigns API
version: 1.22.0
description: 'The Lob API is organized around REST. Our API is designed to have predictable, resource-oriented URLs and uses HTTP response codes to indicate any API errors. <p>
'
license:
name: MIT
url: https://mit-license.org/
contact:
name: Lob Developer Experience
url: https://support.lob.com/
email: lob-openapi@lob.com
termsOfService: https://www.lob.com/legal
servers:
- url: https://api.lob.com/v1
description: production
security:
- basicAuth: []
tags:
- name: Campaigns
description: 'The campaigns endpoint allows you to create and view campaigns that can be used to send multiple letters or postcards.
The API provides endpoints for creating campaigns, updating campaigns, retrieving individual campaigns, listing campaigns, and deleting
campaigns.
'
paths:
/campaigns:
get:
operationId: campaigns_list
summary: List
description: Returns a list of your campaigns. The campaigns are returned sorted by creation date, with the most recently created campaigns appearing first.
tags:
- Campaigns
parameters:
- $ref: '#/components/parameters/limit'
- $ref: '#/components/parameters/include'
- $ref: '#/components/parameters/before_after'
responses:
'200':
$ref: '#/components/responses/all_campaigns'
x-codeSamples:
- lang: Shell
source: "curl https://api.lob.com/v1/campaigns \\\n -u <YOUR API KEY>:\n"
label: CURL
- lang: Ruby
source: "campaignsApi = CampaignsApi.new(config)\n\nbegin\n campaigns = campaignsApi.list({ limit: 2 })\nrescue => err\n p err.message\nend\n"
label: RUBY
post:
operationId: campaign_create
summary: Create
description: Creates a new campaign with the provided properties. See how to launch your first campaign [here](https://help.lob.com/print-and-mail/building-a-mail-strategy/campaign-or-triggered-sends/launch-your-first-campaign).
tags:
- Campaigns
parameters:
- $ref: '#/components/parameters/lang_spec'
requestBody:
required: true
content:
application/json:
schema:
$ref: '#/components/schemas/campaign_writable'
example:
name: My Demo Campaign
description: My Campaign's description
schedule_type: immediate
print_speed: core
application/x-www-form-urlencoded:
schema:
$ref: '#/components/schemas/campaign_writable'
encoding:
example-prop:
style: deepObject
explode: true
example:
name: My Demo Campaign
description: My Campaign's description
schedule_type: immediate
print_speed: core
multipart/form-data:
schema:
$ref: '#/components/schemas/campaign_writable'
example:
name: My Demo Campaign
description: My Campaign's description
schedule_type: immediate
print_speed: core
responses:
'200':
description: Campaign created successfully
content:
$ref: '#/components/mediaTypes/campaign'
default:
$ref: '#/components/responses/campaigns_error'
x-codeSamples:
- lang: Shell
source: "curl https://api.lob.com/v1/campaigns \\\n -u <YOUR API KEY>: \\\n -d \"name=My First Campaign\" \\\n -d \"schedule_type=immediate\" \\\n -d \"print_speed=core\"\n"
label: CURL
- lang: Ruby
source: "campaignCreate = CampaignWritable.new({\n name: \"My First Campaign\",\n schedule_type: \"immediate\",\n print_speed: \"core\",\n});\n\ncampaignApi = CampaignsApi.new(config)\n\nbegin\n createdCampaign = campaignApi.create(campaignCreate)\nrescue => err\n p err.message\nend\n"
label: RUBY
/campaigns/{cmp_id}:
parameters:
- in: path
name: cmp_id
description: id of the campaign
required: true
schema:
$ref: '#/components/schemas/cmp_id'
get:
operationId: campaign_retrieve
summary: Retrieve
description: Retrieves the details of an existing campaign. You need only supply the unique campaign identifier that was returned upon campaign creation.
tags:
- Campaigns
responses:
'200':
description: Returns a campaign object
content:
$ref: '#/components/mediaTypes/campaign'
default:
$ref: '#/components/responses/campaigns_error'
x-codeSamples:
- lang: Shell
source: "curl https://api.lob.com/v1/campaigns/cmp_e05ee61ff80764b \\\n -u <YOUR API KEY>:\n"
label: CURL
- lang: Ruby
source: "campaignApi = CampaignsApi.new(config)\n\nbegin\n retrievedCampaign = campaignApi.get(\"cmp_e05ee61ff80764b\")\nrescue => err\n p err.message\nend\n"
label: RUBY
patch:
operationId: campaign_update
summary: Update
description: Update the details of an existing campaign. You need only supply the unique identifier that was returned upon campaign creation.
tags:
- Campaigns
requestBody:
required: true
content:
application/json:
schema:
$ref: '#/components/schemas/campaign_updatable'
example:
description: Test campaign
application/x-www-form-urlencoded:
schema:
$ref: '#/components/schemas/campaign_updatable'
example:
description: Test campaign
multipart/form-data:
schema:
$ref: '#/components/schemas/campaign_updatable'
example:
description: Test campaign
responses:
'200':
description: Returns a campaign object
content:
$ref: '#/components/mediaTypes/campaign'
default:
$ref: '#/components/responses/campaigns_error'
x-codeSamples:
- lang: Shell
source: "curl -X PATCH https://api.lob.com/v1/campaigns/cmp_e05ee61ff80764b \\\n -u <YOUR API KEY>: \\\n -d \"description=Awesome campaign\"\n"
label: CURL
- lang: Python
source: "campaign_updatable = CampaignUpdatable(\n description = \"Awesome campaign\",\n)\n\nwith ApiClient(configuration) as api_client:\n api = CampaignsApi(api_client)\n\ntry:\n updated_campaign = api.update(\"cmp_e05ee61ff80764b\", campaign_updatable)\nexcept ApiException as e:\n print(e)\n"
label: PYTHON
- lang: Ruby
source: "campaignUpdatable = CampaignUpdatable.new({\n description: \"Awesome campaign\",\n})\n\ncampaignApi = CampaignsApi.new(config)\n\nbegin\n updatedCampaign = campaignApi.update(\"cmp_e05ee61ff80764b\", campaignUpdatable)\nrescue => err\n p err.message\nend\n"
label: RUBY
delete:
operationId: campaign_delete
summary: Delete
description: Delete an existing campaign. You need only supply the unique identifier that was returned upon campaign creation. Deleting a campaign also deletes any associated mail pieces that have been created but not sent. A campaign's `send_date` matches its associated mail pieces' `send_date`s.
tags:
- Campaigns
responses:
'200':
$ref: '#/components/responses/campaign_deleted'
default:
$ref: '#/components/responses/campaigns_error'
x-codeSamples:
- lang: Shell
source: "curl -X DELETE https://api.lob.com/v1/campaigns/cmp_e05ee61ff80764b \\\n -u <YOUR API KEY>:\n"
label: CURL
- lang: Ruby
source: "campaignApi = CampaignsApi.new(config)\n\nbegin\n deletedCampaign = campaignApi.delete(\"cmp_e05ee61ff80764b\")\nrescue => err\n p err.message\nend\n"
label: RUBY
/campaigns/{cmp_id}/send:
parameters:
- in: path
name: cmp_id
description: id of the campaign
required: true
schema:
$ref: '#/components/schemas/cmp_id'
post:
operationId: campaign_send
summary: Send Campaign
description: Sends a campaign. You need only supply the unique campaign identifier that was returned upon campaign creation.
tags:
- Campaigns
responses:
'200':
description: Returns a campaign object
content:
$ref: '#/components/mediaTypes/campaign'
default:
$ref: '#/components/responses/campaigns_error'
x-codeSamples:
- lang: Shell
source: "curl https://api.lob.com/v1/campaigns/cmp_e05ee61ff80764b/send \\\n -u <YOUR API KEY>:\n"
label: CURL
components:
schemas:
address_fields_us:
type: object
required:
- address_line1
- address_city
- address_state
- address_zip
properties:
address_line1:
type: string
description: The primary number, street name, and directional information.
maxLength: 64
address_line2:
type: string
description: An optional field containing any information which can't fit into line 1.
maxLength: 64
nullable: true
address_city:
type: string
maxLength: 200
address_state:
type: string
description: 2 letter state short-name code
pattern: ^[a-zA-Z]{2}$
address_zip:
type: string
description: 'Must follow the ZIP format of `12345` or ZIP+4 format of `12345-1234`.
'
pattern: ^\d{5}(-\d{4})?$
buckslip_id:
type: string
description: Unique identifier prefixed with `bck_`.
pattern: ^bck_[a-zA-Z0-9]+$
crv_id:
type: string
description: Unique identifier prefixed with `crv_`.
pattern: ^crv_[a-zA-Z0-9]+$
example: crv_2a3b096c409b32c
returned_resource:
oneOf:
- allOf:
- title: Postcard Creative
required:
- resource_type
- details
properties:
resource_type:
type: string
description: Mailpiece type for the creative
enum:
- postcard
details:
$ref: '#/components/schemas/returned'
- $ref: '#/components/schemas/creative_base'
- allOf:
- title: Letter Creative
required:
- from
- resource_type
- details
properties:
resource_type:
type: string
description: Mailpiece type for the creative
enum:
- letter
details:
$ref: '#/components/schemas/returned-3'
- $ref: '#/components/schemas/creative_base'
- allOf:
- title: Self Mailer Creative
required:
- resource_type
- details
properties:
resource_type:
type: string
description: Mailpiece type for the creative
enum:
- self_mailer
details:
$ref: '#/components/schemas/returned-4'
- $ref: '#/components/schemas/creative_base'
upload_state:
title: Upload State
enum:
- Preprocessing
- Draft
- Ready for Validation
- Validating
- Scheduled
- Cancelled
- Errored
default: Draft
type: string
description: The `state` property on the `upload` object. As the file is processed, the `state` will change from `Ready for Validation` to `Validating` and then will be either `Scheduled` (successfully processed) or `Errored` (Unsuccessfully processed).
returned-3:
description: Properties that the letters in your Creative should have. See the `qr_code` attribute below to add a QR code to your creative.
properties:
address_placement:
$ref: '#/components/schemas/address_placement'
buckslips:
description: A single-element array containing an existing buckslip id in a string format. See [buckslips](#tag/Buckslips) for more information.
type: array
items:
$ref: '#/components/schemas/buckslip_id'
minItems: 0
maxItems: 1
nullable: true
cards:
description: A single-element array containing an existing card id in a string format. See [cards](#tag/Cards) for more information.
type: array
items:
$ref: '#/components/schemas/card_id'
minItems: 0
maxItems: 1
nullable: true
custom_envelope:
$ref: '#/components/schemas/returned-2'
color:
$ref: '#/components/schemas/color'
double_sided:
$ref: '#/components/schemas/double_sided'
extra_service:
$ref: '#/components/schemas/extra_service'
file_original_url:
description: The original URL of the `file` template.
type: string
mail_type:
$ref: '#/components/schemas/mail_type'
optional_address_column_mapping:
title: Optional Address Columns
type: object
required:
- address_line2
- company
- address_country
properties:
address_line2:
type: string
nullable: true
default: null
description: The column header from the csv file that should be mapped to the optional field "address_line2"
company:
type: string
nullable: true
default: null
description: The column header from the csv file that should be mapped to the optional field "company"
address_country:
type: string
nullable: true
default: null
description: The column header from the csv file that should be mapped to the optional field "address_country"
example:
address_line2: secondary_line
company: company
address_country: country,
description: The mapping of column headers in your file to Lob-optional fields for the resource created. See our <a href="https://help.lob.com/print-and-mail/building-a-mail-strategy/campaign-or-triggered-sends/campaign-audience-guide#optional-columns-3" target="_blank">Campaign Audience Guide</a> for additional details.
cmp_use_type:
description: The use type for each mailpiece. Can be one of marketing, operational, or null. Null use_type is only allowed if an account default use_type is selected in Account Settings. For more information on use_type, see our [Help Center article](https://help.lob.com/print-and-mail/building-a-mail-strategy/managing-mail-settings/declaring-mail-use-type).
type: string
enum:
- marketing
- operational
- null
nullable: true
campaign_writable:
type: object
required:
- name
- schedule_type
- use_type
properties:
billing_group_id:
type: string
description: Unique identifier prefixed with `bg_`.
pattern: ^bg_[a-zA-Z0-9]+$
nullable: true
name:
description: Name of the campaign.
type: string
description:
$ref: '#/components/schemas/resource_description'
schedule_type:
$ref: '#/components/schemas/cmp_schedule_type'
target_delivery_date:
description: If `schedule_type` is `target_delivery_date`, provide a targeted delivery date for mail pieces in this campaign.
type: string
format: date-time
nullable: true
send_date:
description: If `schedule_type` is `scheduled_send_date`, provide a date to send this campaign.
type: string
format: date-time
nullable: true
cancel_window_campaign_minutes:
description: A window, in minutes, within which the campaign can be canceled.
type: integer
nullable: true
metadata:
$ref: '#/components/schemas/metadata'
use_type:
$ref: '#/components/schemas/cmp_use_type'
auto_cancel_if_ncoa:
description: Whether or not a mail piece should be automatically canceled and not sent if the address is updated via NCOA.
type: boolean
print_speed:
$ref: '#/components/schemas/print_speed'
date_created:
type: string
format: date-time
description: A timestamp in ISO 8601 format of the date the resource was created.
double_sided:
type: boolean
description: Set this attribute to `true` for double sided printing, or `false` for for single sided printing. Defaults to `true`.
default: true
object:
type: string
description: Value is resource type.
lob_base:
type: object
required:
- date_created
- date_modified
- object
properties:
date_created:
$ref: '#/components/schemas/date_created'
date_modified:
$ref: '#/components/schemas/date_modified'
deleted:
$ref: '#/components/schemas/deleted'
object:
$ref: '#/components/schemas/object'
campaign_updatable:
type: object
properties:
name:
title: Name
type: string
description:
$ref: '#/components/schemas/resource_description'
schedule_type:
$ref: '#/components/schemas/cmp_schedule_type'
target_delivery_date:
description: If `schedule_type` is `target_delivery_date`, provide a targeted delivery date for mail pieces in this campaign.
type: string
format: date-time
send_date:
description: If `schedule_type` is `scheduled_send_date`, provide a date to send this campaign.
type: string
format: date-time
cancel_window_campaign_minutes:
description: A window, in minutes, within which the campaign can be canceled.
type: integer
metadata:
$ref: '#/components/schemas/metadata'
is_draft:
description: Whether or not the campaign is still a draft. Can either be excluded or `false`.
type: boolean
use_type:
$ref: '#/components/schemas/cmp_use_type'
auto_cancel_if_ncoa:
description: Whether or not a mail piece should be automatically canceled and not sent if the address is updated via NCOA.
type: boolean
address_placement:
type: string
enum:
- top_first_page
- insert_blank_page
- bottom_first_page_center
- bottom_first_page
description: "Specifies the location of the address information that will show through the double-window envelope. To see how this will impact your letter design, view our letter template.\nSome values are exclusive to certain customers. Upgrade to the appropriate <a href=\"https://dashboard.lob.com/#/settings/editions\" target=\"_blank\">Print & Mail Edition</a> to gain access.\n * `top_first_page` - (default) print address information at the top of your provided first page\n * `insert_blank_page` - insert a blank address page at the beginning of your file (you will be charged for the extra page)\n * `bottom_first_page_center` - **(exclusive, deprecation planned within a few months)** print address information at the bottom center of your provided first page\n * `bottom_first_page` - **(exclusive)** print address information at the bottom of your provided first page\n"
default: top_first_page
campaign_list:
type: array
description: Array of campaigns associated with the creative ID
items:
$ref: '#/components/schemas/campaign_item'
example:
- id: cmp_ed76e33e7ac4d0bd
name: My postman Campaign 2
description: Created via postman again
schedule_type: immediate
send_date: null
target_delivery_date: null
cancel_window_campaign_minutes: null
metadata: {}
use_type: null
is_draft: true
deleted: false
creatives: []
uploads: []
auto_cancel_if_ncoa: false
date_created: '2022-07-26T20:20:25.016Z'
date_modified: '2022-07-26T20:20:25.016Z'
object: campaign
address_editable_us:
allOf:
- $ref: '#/components/schemas/address_fields_us'
- type: object
anyOf:
- title: address obj with `name` defined
required:
- name
- title: address obj with `company` defined
required:
- company
properties:
description:
$ref: '#/components/schemas/resource_description'
name:
type: string
description: 'Either `name` or `company` is required, you may also add both. Must be no longer than 40 characters. If both `name` and `company` are provided, they will be printed on two separate lines above the rest of the address.
'
maxLength: 40
nullable: true
company:
$ref: '#/components/schemas/company'
phone:
type: string
description: Must be no longer than 40 characters.
maxLength: 40
nullable: true
email:
type: string
description: Must be no longer than 100 characters.
maxLength: 100
nullable: true
address_country:
type: string
enum:
- US
default: US
metadata:
$ref: '#/components/schemas/metadata'
self_mailer_size:
type: string
enum:
- 6x18_bifold
- 11x9_bifold
- 12x9_bifold
- 17.75x9_trifold
description: Specifies the size of the self mailer. The `17.75x9_trifold` size is in beta. Contact support@lob.com or your account contact to learn more.
default: 6x18_bifold
color:
type: boolean
description: Set this key to `true` if you would like to print in color. Set to `false` if you would like to print in black and white.
company:
type: string
description: 'Either `name` or `company` is required, you may also add both. Must be no longer than 40 characters. If both `name` and `company` are provided, they will be printed on two separate lines above the rest of the address. This field can be used for any secondary recipient information which is not part of the actual mailing address (Company Name, Department, Attention Line, etc).
'
maxLength: 40
nullable: true
adr_id:
type: string
description: Unique identifier prefixed with `adr_`.
pattern: ^adr_[a-zA-Z0-9]+$
postcard_size:
type: string
enum:
- 4x6
- 6x9
- 6x11
description: 'Specifies the size of the postcard. Only `4x6` postcards can be sent to international destinations.
'
default: 4x6
upload:
allOf:
- $ref: '#/components/schemas/upload_writable'
- type: object
required:
- id
- accountId
- campaignId
- requiredAddressColumnMapping
- optionalAddressColumnMapping
- metadata
- mergeVariableColumnMapping
- mode
- state
- totalMailpieces
- failedMailpieces
- validatedMailpieces
- bytesProcessed
- dateCreated
- dateModified
properties:
id:
$ref: '#/components/schemas/upl_id'
accountId:
title: Account ID
type: string
description: Account ID that made the request
example: fa9ea650fc7b31a89f92
mode:
enum:
- test
- live
type: string
description: The environment in which the mailpieces were created. Today, will only be `live`.
failuresUrl:
title: Failures URL
type: string
example: https://www.example.com
description: Url where your campaign mailpiece failures can be retrieved
originalFilename:
title: Original Filename
type: string
example: my_audience.csv
description: Filename of the upload
state:
$ref: '#/components/schemas/upload_state'
totalMailpieces:
title: Total Mailpieces
type: integer
example: 100
description: Total number of recipients for the campaign
failedMailpieces:
title: Failed Mailpieces
type: integer
example: 5
description: Number of mailpieces that failed to create
validatedMailpieces:
title: Validated Mailpieces
type: integer
example: 95
description: Number of mailpieces that were successfully created
bytesProcessed:
title: Bytes Processed
type: integer
example: 17268
description: Number of bytes processed in your CSV
dateCreated:
title: Date Created
type: string
format: date-time
description: A timestamp in ISO 8601 format of the date the upload was created
dateModified:
title: Date Modified
type: string
format: date-time
description: A timestamp in ISO 8601 format of the date the upload was last modified
resource_description:
type: string
description: 'An internal description that identifies this resource. Must be no longer than 255 characters.
'
maxLength: 255
nullable: true
inline_address_us:
allOf:
- $ref: '#/components/schemas/address_editable_us'
- type: object
required:
- address_line1
- address_city
- address_state
- address_zip
print_speed:
type: string
enum:
- core
description: 'A string designating the mail speed type:
* `core` - 2 production business days
'
default: core
nullable: true
extra_service:
type: string
enum:
- certified
- certified_return_receipt
- registered
- null
description: "Add an extra service to your letter. Can only be non-`null` if `mail_type` isn't `usps_standard`. See <a href=\"https://www.lob.com/pricing/print-mail#compare\" target=\"_blank\">pricing</a> for extra costs incurred.\n * `certified` - track and confirm delivery for domestic destinations. An extra sheet (1 PDF page single-sided or 2 PDF pages double-sided) is added to the beginning of your letter for address and barcode information. See here for templates: <a href=\"https://s3-us-west-2.amazonaws.com/public.lob.com/assets/templates/letter_certified_template.pdf\" target=\"_blank\">#10 envelope</a> and <a href=\"https://s3-us-west-2.amazonaws.com/public.lob.com/assets/templates/letter_certified_flat_template.pdf\" target=\"_blank\">flat envelope</a> (used for letters over 6 pages single-sided or 12 pages double-sided). You will not be charged for this extra sheet.\n * `certified_return_receipt` - request an electronic copy of the recipient's signature to prove delivery of your certified letter\n * `registered` - provides tracking and confirmation for international addresses\n \nNot available for `us_legal` letter size.\n"
nullable: true
list:
type: object
description: Multiple items returned in order
properties:
object:
$ref: '#/components/schemas/object'
next_url:
type: string
description: Url of next page of items in list.
nullable: true
previous_url:
type: string
description: Url of previous page of items in list.
nullable: true
count:
$ref: '#/components/schemas/count'
total_count:
type: integer
description: Indicates the total number of records. Provided when the request specifies an "include" query parameter
returned-4:
description: Properties that the self mailers in your Creative should have. See the `qr_code` attribute below to add a QR code to your creative.
properties:
mail_type:
$ref: '#/components/schemas/mail_type'
size:
$ref: '#/components/schemas/self_mailer_size'
inside_original_url:
description: The original URL of the `inside` template.
maxLength: 2083
minLength: 1
type: string
format: uri
outside_original_url:
description: The original URL of the `outside` template.
maxLength: 2083
minLength: 1
type: string
format: uri
date_modified:
type: string
format: date-time
description: A timestamp in ISO 8601 format of the date the resource was last modified.
campaign_item:
allOf:
- $ref: '#/components/schemas/campaign_writable'
- type: object
required:
- id
- name
- description
- schedule_type
- use_type
- is_draft
- creatives
- uploads
- auto_cancel_if_ncoa
- date_created
- date_modified
- object
properties:
id:
$ref: '#/components/schemas/cmp_id'
is_draft:
description: Whether or not the campaign is still a draft.
type: boolean
default: true
creatives:
description: An array of creatives that have been associated with this campaign.
type: array
uploads:
description: A single-element array containing the upload object that is assocated with this campaign.
type: array
minItems: 0
maxItems: 1
object:
type: string
description: Value is resource type.
enum:
- campaign
default: campaign
date_created:
$ref: '#/components/schemas/date_created'
date_modified:
$ref: '#/components/schemas/date_modified'
deleted:
$ref: '#/components/schemas/deleted'
card_id:
type: string
description: Unique identifier prefixed with `card_`.
pattern: ^card_[a-zA-Z0-9]+$
cmp_id:
type: string
title: Campaign id
description: Unique identifier prefixed with `cmp_`.
pattern: ^cmp_[a-zA-Z0-9]+$
from_attribute:
title: From
description: Must either be an address ID or an inline object with correct address parameters. All addresses will be standardized into uppercase without being modified by verification.
oneOf:
- $ref: '#/components/schemas/adr_id'
- $ref: '#/components/schemas/inline_address_us'
cmp_schedule_type:
description: How the campaign should be scheduled. Only value available today is `immediate`.
type: string
enum:
- immediate
upload_writable:
type: object
required:
- campaignId
properties:
campaignId:
allOf:
- $ref: '#/components/schemas/cmp_id'
- description: Associated Campaign ID
type: string
example: cmp_1933ad629bae1408
requiredAddressColumnMapping:
$ref: '#/components/schemas/required_address_column_mapping'
optionalAddressColumnMapping:
$ref: '#/components/schemas/optional_address_column_mapping'
metadata:
$ref: '#/components/schemas/uploads_metadata'
mergeVariableColumnMapping:
$ref: '#/components/schemas/merge_variable_column_mapping'
description: test
uploads_metadata:
title: Metadata
type: object
required:
- columns
properties:
columns:
type: array
description: The list of column names from the csv file which you want associated with each of your mailpieces
default: []
items:
type: string
default:
columns: []
example:
columns:
- recipient_name
description: The list of column headers in your file as an array that you want as metadata associated with each mailpiece. See our <a href="https://help.lob.com/print-and-mail/building-a-mail-strategy/campaign-or-triggered-sends/campaign-audience-guide#required-columns-2" target="_blank">Campaign Audience Guide</a> for a
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# Full source: https://raw.githubusercontent.com/api-evangelist/lobcom/refs/heads/main/openapi/lobcom-campaigns-api-openapi.yml