Lob.com Template Versions API

These API endpoints allow you to create, retrieve, update and delete versions of reusable HTML templates for use with the Print & Mail API. back to top

OpenAPI Specification

lobcom-template-versions-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  title: Lob Template Versions 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: Template Versions
  description: 'These API endpoints allow you to create, retrieve, update and delete versions of reusable HTML templates for use with the Print & Mail API.

    <div class="back-to-top" ><a href="#" onclick="toTopLink()">back to top</a></div>

    '
paths:
  /templates/{tmpl_id}/versions/{vrsn_id}:
    parameters:
    - in: path
      name: tmpl_id
      description: The ID of the template to which the version belongs.
      required: true
      schema:
        $ref: '#/components/schemas/tmpl_id'
    - in: path
      name: vrsn_id
      description: id of the template_version
      required: true
      schema:
        $ref: '#/components/schemas/vrsn_id'
    get:
      operationId: template_version_retrieve
      summary: Retrieve
      description: Retrieves the template version with the given template and version ids.
      tags:
      - Template Versions
      responses:
        '200':
          description: Returns the template version with the given template and version ids.
          content:
            $ref: '#/components/mediaTypes/template_version'
        default:
          $ref: '#/components/responses/template_error'
      x-codeSamples:
      - lang: Shell
        source: "curl https://api.lob.com/v1/templates/tmpl_c94e83ca2cd5121/versions/vrsn_534e339882d2282 \\\n  -u REDACTED_LOB_KEY:\n"
        label: CURL
      - lang: Typescript
        source: "try {\n  const templateVersion = await new TemplateVersionsApi(config).get('tmpl_xxxx', 'vrsn_xxxx');\n} catch (err: any) {\n  console.error(err);\n}\n"
        label: TYPESCRIPT
      - lang: Javascript
        source: 'This feature is not currently supported by this library.

          '
        label: NODE
      - lang: Ruby
        source: "templateVersionApi = TemplateVersionsApi.new(config)\n\nbegin\n  retrievedTemplateVersion = templateVersionApi.get(\"tmpl_c94e83ca2cd5121\", \"vrsn_534e339882d2282\")\nrescue => err\n  p err.message\nend\n"
        label: RUBY
      - lang: Python
        source: "with ApiClient(configuration) as api_client:\n  api = TemplateVersionsApi(api_client)\n\ntry:\n  template_version = api.get(\"tmpl_c94e83ca2cd5121\", \"vrsn_534e339882d2282\")\nexcept ApiException as e:\n  print(e)\n"
        label: PYTHON
      - lang: PHP
        source: "$apiInstance = new OpenAPI\\Client\\Api\\TemplateVersionsApi($config, new GuzzleHttp\\Client());\n\ntry {\n    $result = $apiInstance->get(\"tmpl_c94e83ca2cd5121\", \"vrsn_534e339882d2282\");\n} catch (Exception $e) {\n    echo $e->getMessage(), PHP_EOL;\n}\n"
      - lang: Java
        source: "TemplateVersionsApi apiInstance = new TemplateVersionsApi(config);\n\ntry {\n  TemplateVersion response = apiInstance.get(\"vrsn_534e339882d2282\");\n} catch (ApiException e) {\n  e.printStackTrace();\n}\n"
        label: JAVA
      - lang: Elixir
        source: 'This feature is not currently supported by this library.

          '
        label: ELIXIR
      - lang: CSharp
        source: "TemplateVersionsApi api = new TemplateVersionsApi(config);\n\ntry {\n  TemplateVersion response = api.get(\"tmpl_c94e83ca2cd5121\", \"vrsn_534e339882d2282\");\n} catch (ApiException e) {\n  Console.WriteLine(e.ToString());\n}\n"
        label: CSHARP
      - lang: Go
        source: "var context = context.Background()\ncontext = context.WithValue(suite.ctx, lob.ContextBasicAuth, lob.BasicAuth{UserName: os.Getenv(\"<YOUR_API_KEY>\")})\n\nvar apiClient = *lob.NewAPIClient(configuration)\n\nfetchedTemplateVersion, _, err := apiClient.TemplateVersionsApi.Get(context,\"tmpl_c94e83ca2cd5121\", \"vrsn_534e339882d2282\").Execute()\n\nif err != nil {\n    return err\n}\n"
        label: GO
    post:
      operationId: template_version_update
      summary: Update
      description: Updates the template version with the given template and version ids.
      tags:
      - Template Versions
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/template_version_updatable'
            example:
              description: Some description
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/template_version_updatable'
            example:
              description: Some description
          multipart/form-data:
            schema:
              $ref: '#/components/schemas/template_version_updatable'
            example:
              description: Some description
      responses:
        '200':
          $ref: '#/components/responses/post_template_version'
        default:
          $ref: '#/components/responses/template_error'
      x-codeSamples:
      - lang: Shell
        source: "curl https://api.lob.com/v1/templates/tmpl_c94e83ca2cd5121/versions/vrsn_534e339882d2282 \\\n  -u REDACTED_LOB_KEY: \\\n  -d \"description=Updated description\"\n"
        label: CURL
      - lang: Typescript
        source: "const TemplateVersions = new TemplateVersionsApi(config);\n\ntry {\n  const updateData = new TemplateVersionUpdatable({\n    description: 'updated template'\n  });\n  const updateTemplateVersion = await TemplateVersions.update('vrsn_xxxx', updateData);\n} catch (err: any) {\n  console.error(err);\n}\n"
        label: TYPESCRIPT
      - lang: Javascript
        source: 'This feature is not currently supported by this library.

          '
        label: NODE
      - lang: Ruby
        source: "templateVersionUpdatable = TemplateUpdate.new({\n  description: \"updated template version\",\n})\n\ntemplateVersionApi = TemplateVersionsApi.new(config)\n\nbegin\n  updatedTemplateVersion = templateVersionApi.update(\"tmpl_c94e83ca2cd5121\", \"vrsn_534e339882d2282\", templateVersionUpdatable)\nrescue => err\n  p err.message\nend\n"
        label: RUBY
      - lang: Python
        source: "with ApiClient(configuration) as api_client:\n  api = TemplateVersionsApi(api_client)\n\nupdate_data = TemplateVersionUpdatable(\n  description = \"updated template\"\n)\n\ntry:\n  update_template_version = api.update(\"tmpl_c94e83ca2cd5121\", \"vrsn_534e339882d2282\", update_data)\nexcept ApiException as e:\n  print(e)\n"
        label: PYTHON
      - lang: PHP
        source: "$apiInstance = new OpenAPI\\Client\\Api\\TemplateVersionsApi($config, new GuzzleHttp\\Client());\n\n$templateVersionUpdate = new OpenAPI\\Client\\Model\\TemplateUpdate(array(\n    \"description\" =>  \"Updated template version\"\n));\n\ntry {\n    $result = $apiInstance->update(\"tmpl_c94e83ca2cd5121\", \"vrsn_534e339882d2282\", $templateVersionUpdate);\n} catch (Exception $e) {\n    echo $e->getMessage(), PHP_EOL;\n}\n"
      - lang: Java
        source: 'This feature is not currently supported by this library.

          '
        label: JAVA
      - lang: Elixir
        source: 'This feature is not currently supported by this library.

          '
        label: ELIXIR
      - lang: CSharp
        source: "TemplateVersionsApi api = new TemplateVersionsApi(config);\nTemplateVersionUpdatable update = new TemplateVersionUpdatable(\"update template\", EngineHtml.Handlebars);\n\ntry {\n  api.update(\"tmpl_c94e83ca2cd5121\", \"vrsn_534e339882d2282\", update);\n} catch (ApiException e) {\n  Console.WriteLine(e.ToString());\n}\n"
        label: CSHARP
      - lang: Go
        source: "var context = context.Background()\ncontext = context.WithValue(suite.ctx, lob.ContextBasicAuth, lob.BasicAuth{UserName: os.Getenv(\"<YOUR_API_KEY>\")})\n\nvar apiClient = *lob.NewAPIClient(configuration)\n\nvar templateWritable = *lob.NewTemplateWritable(\"<html>Updated HTML for Template 1/html>\")\nvar templateVersionWritable = *lob.NewTemplateVersionWritable(\"<html>Updated HTML for Template 1/html>\")\ncreatedTemplate, _, _ := apiClient.TemplatesApi.Create(context).TemplateWritable(templateWritable).Execute()\n\ncreatedTemplateVersion, _, err := apiClient.TemplateVersionsApi.Create(context, createdTemplate.Id).TemplateVersionWritable(templateVersionWritable).Execute()\ncreatedTemplateVersion.SetDescription(\"New Template Version\")\nresp, _, err := apiClient.TemplatesApi.Update(context, createdTemplate.Id, createdTemplateVersion.Id).TemplateVersionWritable(templateVersionWritable).Execute()\n\nif err != nil {\n    return err\n}\n"
        label: GO
    delete:
      operationId: template_version_delete
      summary: Delete
      description: Permanently deletes a template version. A template's `published_version` can not be deleted.
      tags:
      - Template Versions
      responses:
        '200':
          $ref: '#/components/responses/template_version_deleted'
        default:
          $ref: '#/components/responses/template_error'
      x-codeSamples:
      - lang: Shell
        source: "curl -X DELETE https://api.lob.com/v1/templates/tmpl_4aa14648113e45b/versions/vrsn_534e339882d2282 \\\n  -u REDACTED_LOB_KEY:\n"
        label: CURL
      - lang: Typescript
        source: "try {\n  const deleteTemplateVersion = await new TemplateVersionsApi(config).delete(\"tmpl_xxxx\",\"vrsn_xxxx\");\n} catch (err: any) {\n  console.error(err);\n}\n"
        label: TYPESCRIPT
      - lang: Javascript
        source: 'This feature is not currently supported by this library.

          '
        label: NODE
      - lang: Ruby
        source: "templateVersionApi = TemplateVersionsApi.new(config)\n\nbegin\n  deletedTemplateVersion = templateVersionApi.delete(\"tmpl_4aa14648113e45b\", \"vrsn_534e339882d2282\")\nrescue => err\n  p err.message\nend\n"
        label: RUBY
      - lang: Python
        source: "with ApiClient(configuration) as api_client:\n  api = TemplateVersionsApi(api_client)\n\ntry:\n  deleted_resource = api.delete(\"tmpl_4aa14648113e45b\", \"vrsn_534e339882d2282\")\nexcept ApiException as e:\n  print(e)\n"
        label: PYTHON
      - lang: PHP
        source: 'This feature is not currently supported by this library.

          '
      - lang: Java
        source: 'This feature is not currently supported by this library.

          '
        label: JAVA
      - lang: Elixir
        source: 'This feature is not currently supported by this library.

          '
        label: ELIXIR
      - lang: CSharp
        source: "TemplateVersionsApi api = new TemplateVersionsApi(config);\n\ntry {\n  TemplateVersionDeletion response = api.delete(\"tmpl_xxx\", \"vrsn_xxx\");\n} catch (ApiException e) {\n  Console.WriteLine(e.ToString());\n}\n"
        label: CSHARP
      - lang: Go
        source: "var context = context.Background()\ncontext = context.WithValue(suite.ctx, lob.ContextBasicAuth, lob.BasicAuth{UserName: os.Getenv(\"<YOUR_API_KEY>\")})\n\nvar apiClient = *lob.NewAPIClient(configuration)\n\ndeletedTemplateVersion, _, err := apiClient.TemplateVersionsApi.Delete(context, \"tmpl_4aa14648113e45b\", \"vrsn_534e339882d2282\").Execute()\n\nif err != nil {\n    return err\n}\n"
        label: GO
  /templates/{tmpl_id}/versions:
    get:
      operationId: template_versions_list
      summary: List
      description: 'Returns a list of template versions for the given template ID. The template versions are sorted by creation date, with the most recently created appearing first.

        '
      tags:
      - Template Versions
      parameters:
      - in: path
        name: tmpl_id
        description: The ID of the template associated with the retrieved versions
        required: true
        schema:
          $ref: '#/components/schemas/tmpl_id'
      - $ref: '#/components/parameters/limit'
      - $ref: '#/components/parameters/before_after'
      - $ref: '#/components/parameters/include'
      - $ref: '#/components/parameters/date_created'
      responses:
        '200':
          $ref: '#/components/responses/all_template_versions'
        default:
          $ref: '#/components/responses/template_error'
      x-codeSamples:
      - lang: Shell
        source: "curl -X GET \"https://api.lob.com/v1/templates/tmpl_ea6e6a1abf01703/versions?limit=2\" \\\n  -u REDACTED_LOB_KEY:\n"
        label: CURL
      - lang: Typescript
        source: "try {\n  const templateVersions = await new TemplateVersionsApi(config).list(tmpl_xxxx);\n} catch (err: any) {\n  console.error(err);\n}\n"
        label: TYPESCRIPT
      - lang: Javascript
        source: 'This feature is not currently supported by this library.

          '
        label: NODE
      - lang: Ruby
        source: "templateVersionsApi = TemplateVersionsApi.new(config)\n\nbegin\n  templateVersions = templateVersionsApi.list(\"tmpl_dadaaf7b76c9f25\", { limit: 2 })\nrescue => err\n  p err.message\nend\n"
        label: RUBY
      - lang: Python
        source: "with ApiClient(configuration) as api_client:\n  api = TemplateVersionsApi(api_client)\n\ntry:\n  template_versions = api.list(\"tmpl_dadaaf7b76c9f25\", limit=2)\nexcept ApiException as e:\n  print(e)\n"
        label: PYTHON
      - lang: PHP
        source: "$apiInstance = new OpenAPI\\Client\\Api\\TemplateVersionsApi($config, new GuzzleHttp\\Client());\n\ntry {\n    $result = $apiInstance->list(\n      tmpl_dadaaf7b76c9f25, // tmplId\n      2, // limit\n    );\n} catch (Exception $e) {\n    echo $e->getMessage(), PHP_EOL;\n}\n"
      - lang: Java
        source: "TemplateVersionsApi apiInstance = new TemplateVersionsApi(config);\n\ntry {\n  List response = apiInstance.list(\n    \"tmpl_dadaaf7b76c9f25\", // tmplId\n    2, // limit\n    null, // before\n    null, // after\n    null, // include\n    null // dateCreated\n  );\n} catch (ApiException e) {\n  e.printStackTrace();\n}\n"
        label: JAVA
      - lang: Elixir
        source: 'This feature is not currently supported by this library.

          '
        label: ELIXIR
      - lang: CSharp
        source: "TemplateVersionsApi api = new TemplateVersionsApi(config);\n\nList<string> includeList = new List<string>();\nincludeList.Add(\"total_count\");\nDictionary<String, DateTime> dateCreated = new Dictionary<String, DateTime>();\nDateTime dateCreatedDate = DateTime.Today.AddMonths(-1);\ndateCreated.Add(\"lt\", dateCreatedDate);\n\ntry {\n  TemplateVersionList response = api.list(\n    \"tmpl_dadaaf7b76c9f25\", // tmplId\n    2, // limit\n    null, // before\n    null, // after\n    includeList, // include\n    dateCreated // dateCreated\n  );\n} catch (ApiException e) {\n  Console.WriteLine(e.ToString());\n}\n"
        label: CSHARP
      - lang: Go
        source: "var context = context.Background()\ncontext = context.WithValue(suite.ctx, lob.ContextBasicAuth, lob.BasicAuth{UserName: os.Getenv(\"<YOUR_API_KEY>\")})\n\nvar apiClient = *lob.NewAPIClient(configuration)\nTemplateVersionList = apiClient.TemplateVersionsApi.List(context, \"tmpl_4aa14648113e45b\").Execute()\nif err != nil {\n    return err\n}\n"
        label: GO
    post:
      operationId: create_template_version
      summary: Create
      description: Creates a new template version attached to the specified template.
      tags:
      - Template Versions
      parameters:
      - in: path
        name: tmpl_id
        description: The ID of the template the new version will be attached to
        required: true
        schema:
          $ref: '#/components/schemas/tmpl_id'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/template_version_writable'
            example:
              description: Some Description
              html: <html>HTML for {{name}}</html>
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/template_version_writable'
            example:
              description: Some Description
              html: <html>HTML for {{name}}</html>
          multipart/form-data:
            schema:
              $ref: '#/components/schemas/template_version_writable'
            example:
              description: Some Description
              html: <html>HTML for {{name}}</html>
      responses:
        '200':
          $ref: '#/components/responses/post_template_version'
        default:
          $ref: '#/components/responses/template_error'
      x-codeSamples:
      - lang: Shell
        source: "curl https://api.lob.com/v1/templates/tmpl_4aa14648113e45b/versions \\\n  -u REDACTED_LOB_KEY: \\\n  -d \"description=Second Version\" \\\n  --data-urlencode \"html=<html>Second HTML for {{name}}</html>\"\n"
        label: CURL
      - lang: Typescript
        source: "const templateVersionCreate = new TemplateVersionWritable({\n  description: 'Newer Template',\n  html: '<html>Updated HTML for {{name}}</html>'\n});\n\ntry {\n  const myTemplateVersion = await new TemplateVersionsApi(config).create('tmpl_xxxx', templateVersionCreate);\n} catch (err: any) {\n  console.error(err);\n}\n"
        label: TYPESCRIPT
      - lang: Javascript
        source: 'This feature is not currently supported by this library.

          '
        label: NODE
      - lang: Ruby
        source: "templateVersionCreate = TemplateVersionWritable.new({\n  description: \"Second Version\",\n  html: \"<html>Second HTML for {{name}}</html>\",\n});\n\ntemplateVersionApi = TemplateVersionsApi.new(config)\n\nbegin\n  createdTemplateVersion = templateVersionApi.create(\"tmpl_4aa14648113e45b\", templateVersionCreate)\nrescue => err\n  p err.message\nend\n"
        label: RUBY
      - lang: Python
        source: "template_version_writable = TemplateVersionWritable(\n  description = \"Second Version\",\n  html = \"<html>Second HTML for {{name}}</html>\",\n)\n\nwith ApiClient(configuration) as api_client:\n  api = TemplateVersionsApi(api_client)\n\ntry:\n  created_template_version = api.create(\"tmpl_4aa14648113e45b\", template_version_writable)\nexcept ApiException as e:\n  print(e)\n"
        label: PYTHON
      - lang: PHP
        source: "$apiInstance = new OpenAPI\\Client\\Api\\TemplateVersionsApi($config, new GuzzleHttp\\Client());\n$template_version_writable = new OpenAPI\\Client\\Model\\TemplateVersionWritable(\n  array(\n    \"description\"     => \"Second Version\",\n    \"html\"     => \"<html>Second HTML for {{name}}</html>\",\n  )\n);\n\ntry {\n    $result = $apiInstance->create(\"tmpl_4aa14648113e45b\", $template_version_writable);\n} catch (Exception $e) {\n    echo $e->getMessage(), PHP_EOL;\n}\n"
      - lang: Java
        source: "TemplateVersionsApi apiInstance = new TemplateVersionsApi(config);\n\ntry {\n  TemplateVersionWritable  = new TemplateVersionWritable();\n  .set(\"Second Version\");\n  .set(\"<html>Second HTML for {{name}}</html>\");\n\n  TemplateVersion result = apiInstance.create();\n} catch (ApiException e) {\n  e.printStackTrace();\n}\n"
        label: JAVA
      - lang: Elixir
        source: 'This feature is not currently supported by this library.

          '
        label: ELIXIR
      - lang: CSharp
        source: "TemplateVersionsApi api = new TemplateVersionsApi(config);\n\nTemplateVersionWritable templateVersionWritable = new TemplateVersionWritable(\n  \"Second Version\",  // description\n  \"<html>Second HTML for {{name}}</html>\" // html\n);\n\ntry {\n  TemplateVersion result = api.create(\"tmpl_4aa14648113e45b\", templateVersionWritable);\n} catch (ApiException e) {\n  Console.WriteLine(e.ToString());\n}\n"
        label: CSHARP
      - lang: Go
        source: "var context = context.Background()\ncontext = context.WithValue(suite.ctx, lob.ContextBasicAuth, lob.BasicAuth{UserName: os.Getenv(\"<YOUR_API_KEY>\")})\n\nvar apiClient = *lob.NewAPIClient(configuration)\n\n\nvar templateVersionCreate = *lob.NewTemplateVersionWritable()\ntemplateVersionCreate.SetDescription(\"Second Version\")\ntemplateVersionCreate.SetHtml(\"<html>Second HTML for {{name}}</html>\")\n\n\n\ncreatedtemplateVersion, _, err := apiClient.TemplateVersionsApi.Create(context, \"tmpl_4aa14648113e45b\").TemplateVersionWritable(templateVersionCreate).Execute()\n\nif err != nil {\n    return err\n}\n"
        label: GO
components:
  schemas:
    template_version_writable:
      type: object
      required:
      - html
      properties:
        description:
          $ref: '#/components/schemas/resource_description'
        html:
          $ref: '#/components/schemas/template_html'
        engine:
          $ref: '#/components/schemas/engine'
        required_vars:
          $ref: '#/components/schemas/template_required_vars'
    failure_status_code:
      type: integer
      enum:
      - 401
      - 403
      - 404
      - 413
      - 422
      - 429
      - 500
      description: "A conventional HTTP status code:\n  * `401` - Authorization error with your API key or account\n  * `403` - Forbidden error with your API key or account\n  * `404` - The requested item does not exist\n  * `413` - Payload too large\n  * `422` - The query or body parameters did not pass validation\n  * `429` - Too many requests have been sent with an API key in a given amount of time\n  * `500` - An internal server error occurred, please contact support@lob.com\n"
    template_version_updatable:
      type: object
      properties:
        description:
          $ref: '#/components/schemas/resource_description'
        engine:
          $ref: '#/components/schemas/engine'
        required_vars:
          $ref: '#/components/schemas/template_required_vars'
    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'
    date_modified:
      type: string
      format: date-time
      description: A timestamp in ISO 8601 format of the date the resource was last modified.
    error:
      type: object
      description: Lob uses RESTful HTTP response codes to indicate success or failure of an API request. In general, 2xx indicates success, 4xx indicate an input error, and 5xx indicates an error on Lob's end.
      required:
      - error
      properties:
        error:
          type: object
          required:
          - message
          - status_code
          - code
          properties:
            message:
              type: string
              description: A human-readable message with more details about the error
              example: Rate limit exceeded. Please wait 5 seconds and try your request again.
            status_code:
              $ref: '#/components/schemas/failure_status_code'
            code:
              type: string
              enum:
              - bad_request
              - conflict
              - feature_limit_reached
              - internal_server_error
              - invalid
              - not_deletable
              - not_found
              - request_timeout
              - service_unavailable
              - unrecognized_endpoint
              - unsupported_lob_version
              - address_length_exceeds_limit
              - bank_account_already_verified
              - bank_error
              - billing_address_required
              - custom_envelope_inventory_depleted
              - deleted_bank_account
              - failed_deliverability_strictness
              - file_pages_below_min
              - file_pages_exceed_max
              - file_size_exceeds_limit
              - foreign_return_address
              - inconsistent_page_dimensions
              - invalid_bank_account
              - invalid_bank_account_verification
              - invalid_check_international
              - invalid_country_covid
              - invalid_file
              - invalid_file_dimensions
              - invalid_file_download_time
              - invalid_file_url
              - invalid_image_dpi
              - invalid_international_feature
              - invalid_perforation_return_envelope
              - invalid_template_html
              - mail_use_type_can_not_be_null
              - merge_variable_required
              - merge_variable_whitespace
              - payment_method_unverified
              - pdf_encrypted
              - special_characters_restricted
              - unembedded_fonts
              - email_required
              - invalid_api_key
              - publishable_key_not_allowed
              - rate_limit_exceeded
              - unauthorized
              - unauthorized_token
              description: 'A pre-defined string identifying an error. Error codes fall into three categories:


                **GENERIC**

                * `bad_request` - 422: an invalid request was made. See error message for details.

                * `conflict` - 409/422: this operation would leave data in a conflicted state.

                * `feature_limit_reached` - 403: the account has reached its resource limit and requires upgrading to add more.

                * `internal_server_error` - 500: an error has occured on Lob''s servers. Please try request again.

                * `invalid` - 422: an invalid request was made. See error message for details.

                * `not_deletable` - 422: an attempt was made to delete a resource, but the resource cannot be deleted.

                * `not_found` - 404: the requested resource was not found.

                * `request_timeout` - 408: the request took too long. Please try again.

                * `service_unavailable` - 503: the Lob servers are temporarily unavailable. Please try agian.

                * `unrecognized_endpoint` - 404: the requested endpoint doesn''t exist.

                * `unsupported_lob_version` - 422: an unsupported Lob API version was requested.


                **ADVANCED**

                * `address_length_exceeds_limit` - 422: the sum of to.address_line1 and to.address_line2 cannot surpass 50 characters.

                * `bank_account_already_verified` - 422: the bank account has already been verified.

                * `bank_error` - 422: there''s an issue with the bank account.

                * `billing_address_required` - 403: in order to create a live mail piece, your account needs to set up a billing address.

                * `custom_envelope_inventory_depleted` - 422: custom envelope inventory is depleted, and more will need to be ordered.

                * `deleted_bank_account` - 404: checks cannot be created with a deleted bank account.

                * `failed_deliverability_strictness` - 422: the `to` address doesn''t meet strictness requirements. See <a href="https://dashboard.lob.com/#/settings/account" target="_blank">Account Settings</a> to configure strictness.

                * `file_pages_below_min` - 422: not enough pages.

                * `file_pages_exceed_max` - 422: too many pages.

                * `file_size_exceeds_limit` - 422: the file size is too large. See description for details.

                * `foreign_return_address` - 422: the `from` address must be a US address.

                * `inconsistent_page_dimensions` - 422: all pages of the input file must have the same dimensions.

                * `invalid_bank_account` - 422: the provided bank routing number is invalid.

                * `invalid_bank_account_verification` - 422: verification amounts do not match.

                * `invalid_check_international` - 422: checks cannot be sent internationally.

                * `invalid_country_covid` - 422: the postal service in the specified country is currently unable to process the request due to COVID-19 restrictions.

                * `invalid_file` - 422: the file is invalid.

                * `invalid_file_dimensions` - 422: file dimensions are incorrect for the selected mail type.

                * `invalid_file_download_time` - 422: file download from remote server took too long.

                * `invalid_file_url` - 422: the file URL when creating a resource is invalid.

                * `invalid_image_dpi` - 422: DPI must be at least 300.

                * `invalid_international_feature` - 422: the specified product cannot be sent to the destination.

                * `invalid_perforation_return_envelope` - 422: both `return_envelope` and `perforation` must be used together.

                * `invalid_template_html` - 422: the provided HTML is invalid.

                * `mail_use_type_can_not_be_null` - 422: use_type must be one of "marketing" or "operational". Alternatively, an admin can set the account default use type in Account Settings.

                * `merge_variable_required` - 422: a required merge variable is missing.

                * `merge_variable_whitespace` - 422: merge variable names cannot contain whitespace.

                * `payment_method_unverified` - 401: you must have a verified bank account or credit card to submit live requests.

                * `pdf_encrypted` - 422: an encrypted PDF was provided.

                * `special_characters_restricted` - 422: cannot use special characters for merge variable names.

                * `unembedded_fonts` - 422: the provided PDF contains non-standard unembedded fonts. See description for details.


                **AUTHENTICATION**

                * `email_required` - 401: account must have a verified email address before creating live resources.

                * `invalid_api_key` - 401/403: the API key is invalid.

                * `publishable_key_not_allowed` - 403: the requested operation needs a secret key, not a publishable key. See [API Keys](#section/API-Keys) for more information.

                * `rate_limit_exceeded` - 429: requests were sent too quickly and must be slowed down.

                * `unauthorized` - 401: the request isn''t authorized.

                * `unauthorized_token` - 401: token isn''t authorized.

                '
    template_html:
      type: string
      description: 'An HTML string of less than 100,000 characters to be used as the `published_version` of this template. See [here](#section/HTML-Examples) for guidance on designing HTML templates. Please see endpoint specific documentation for any other product-specific HTML details:

        - [Postcards](#operation/postcard_create) - `front` and `back`

        - [Self Mailers](#operation/self_mailer_create) - `inside` and `outside`

        - [Letters](#operation/letter_create) - `file`

        - [Checks](#operation/check_create) - `check_bottom` and `attachment`

        - [Cards](#operation/card_create) - `front` and `back`


        If there is a syntax error with your variable names within your HTML, then an error will be thrown, e.g. using a `{{#users}}` opening tag without the corresponding closing tag `{{/users}}`.

        '
      maxLength: 100000
    list:
      type: object
      description: Multiple items returned in order
      properties:
        object:
          $ref: '#/components/schemas/object'
        next_url:
          type:
          - string
          - 'null'
          description: Url of next page of items in list.
        previous_url:
          type:
          - string
          - 'null'
          description: Url of previous page of items in list.
        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
    date_filter:
      type: object
      additionalProperties:
        type: string
      description: 'Filter by ISO-8601 date or datetime, e.g. `{ "gt": "2012-01-01", "lt": "2012-01-31T12:34:56Z" }` where `gt` is >, `lt` is <, `gte` is ≥, and `lte` is ≤.'
    deleted:
      type: boolean
      description: Only returned if the resource has been successfully deleted.
    count:
      type: integer
      description: number of resources in a set
    date_created:
      type: string
      format: date-time
      description: A timestamp in ISO 8601 format of the date the resource was created.
    object:
      type: string
      description: Value is resource type.
    template_required_vars:
      type: array
      items:
    

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# Full source: https://raw.githubusercontent.com/api-evangelist/lobcom/refs/heads/main/openapi/lobcom-template-versions-api-openapi.yml