Twilio

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**Api**
- Add response key `country` to fetch AvailablePhoneNumber resource by specific country.

**Messaging**
- Make library and doc public for requestManagedCert Endpoint

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**Library - Chore**
- [PR 816](https://github.com/twilio/twilio-python/pull/816): add assistants init files. Thanks to [tiwarishubham635](https://github.com/tiwarishubham635)!

**Messaging**
- Add A2P external campaign CnpMigration flag

**Numbers**
- Add address sid to portability API

**Verify**
- Add `SnaClientToken` optional parameter on Verification check.
- Add `EnableSnaClientToken` optional parameter for Verification creation.

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**Accounts**
- Update docs and mounts.
- Change library visibility to public
- Enable consent and contact bulk upsert APIs in prod.

**Serverless**
- Add is_plugin parameter in deployments api to check if it is plugins deployment

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**Library - Chore**
- [PR 813](https://github.com/twilio/twilio-python/pull/813): add static init file to iam domain. Thanks to [tiwarishubham635](https://github.com/tiwarishubham635)!

**Intelligence**
- Remove public from operator_type
- Update operator_type to include general-availablity and deprecated

**Numbers**
- Remove beta flag for bundle clone API

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**Iam**
- updated library_visibility public for new public apikeys

**Numbers**
- Add new field in Error Codes for Regulatory Compliance.
- Change typing of Port In Request date_created field to date_time instead of date **(breaking change)**

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**Library - Chore**
- [PR 810](https://github.com/twilio/twilio-python/pull/810): add license identifier to project metadata. Thanks to [mschoettle](https://github.com/mschoettle)!
- [PR 808](https://github.com/twilio/twilio-python/pull/808): preview iam removal. Thanks to [manisha1997](https://github.com/manisha1997)!
- [PR 807](https://github.com/twilio/twilio-python/pull/807): update intersphinx_mapping. Thanks to [tiwarishubham635](https://github.com/tiwarishubham635)!
- [PR 804](https://github.com/twilio/twilio-python/pull/804): add init file. Thanks to [manisha1997](https://github.com/manisha1997)!

**Api**
- Update documentation of `error_code` and `error_message` on the Message resource.
- Remove generic parameters from `transcription` resource
- Added public documentation for Payload Data retrieval API

**Flex**
- Adding update Flex User api

**Insights**
- Added 'branded', 'business_profile' and 'voice_integrity' fields in List Call Summary

**Intelligence**
- Add `words` array information to the Sentences v2 entity.
- Add `X-Rate-Limit-Limit`, `X-Rate-Limit-Remaining`, and `X-Rate-Limit-Config` headers for Operator Results.
- Change the path parameter when fetching an `/OperatorType/{}` from `sid<EY>` to `string` to support searching by SID or by name
- Add `X-Rate-Limit-Limit`, `X-Rate-Limit-Remaining`, and `X-Rate-Limit-Config` headers for Transcript and Service endpoints.

**Messaging**
- Adds two new channel senders api to add/remove channel senders to/from a messaging service
- Extend ERC api to accept an optional attribute in request body to indicate CNP migration for an ERC

**Numbers**
- Modify visibility to public in bundle clone API
- Add `port_date` field to Port In Request and Port In Phone Numbers Fetch APIs
- Change properties docs for port in phone numbers api
- Add is_test body param to the Bundle Create API
- Change properties docs for port in api

**Trusthub**
- Add new field in themeSetId in compliance_inquiry.

**Verify**
- Update `custom_code_enabled` description on verification docs